OT-2026-000054760
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off after set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000054760) never changes.
Identity and time
| Publication number | OT-2026-000054760 · never reused |
|---|---|
| Internal UUID | 01a0ae86-1285-7b65-8ad8-70bc45ed97b5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:17.489937Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054760 |
| Status | PUBLIC |
Content hashes
| Canonical text | 797a5a3802128bf0c898084e2433be8f1b1c6ce844b57872088b73caf2ee5860 |
|---|---|
| Markdown | 4d66056519037d36c4920de6e50717478e449f0d82c747ed649d187ff9d382f5 |
| Publication page | d188338a304f04ad2b850d9fe43b55f2fc58e34fbb619f50e80f08c9c3a73e25 |
| Manifest | 7efa966a7d19e9aca7242c2240840fa0a69eb044cf84d2c6295c1bc4a60c0931 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | jutmBQ7MzQA360pxuAgCIQopIuFfFsIs4SyiMgt/21IwydiX7DIDLsZO9q5Vp/U6L4it7tPddl+bGwVcSKH0Ag== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-30T00:41:18.001719Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054760observed d188338a304f04ad2b850d9fe43b55f2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-30T00:41:17.916674Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054760/manifest.jsonobserved 7efa966a7d19e9aca7242c2240840fa0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T00:41:17.690967Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054760/publication.mdobserved 4d66056519037d36c4920de6e5071747...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T00:41:17.566082Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054760/publication.txtobserved 797a5a3802128bf0c898084e2433be8f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:57.038545Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054760observed d188338a304f04ad2b850d9fe43b55f2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:57.018051Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054760/manifest.jsonobserved 7efa966a7d19e9aca7242c2240840fa0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:56.998797Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054760/publication.mdobserved 4d66056519037d36c4920de6e5071747...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:56.979579Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054760/publication.txtobserved 797a5a3802128bf0c898084e2433be8f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|