OT-2026-000072649
Publication integrity record
Two bellows cup vacuum gripper, two zone face, four outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off before 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-2026-000072649) never changes.
Identity and time
| Publication number | OT-2026-000072649 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89d9-7bdb-a7a7-d24c64d87370 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:54.283203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072649 |
| Status | PUBLIC |
Content hashes
| Canonical text | 847a30c7c0b3b210bcb04af4e73402e5ef84f73d9611e80fa52db38a2964446b |
|---|---|
| Markdown | b908a9a911641b9999d963bde28b82fc2aecdde9536102643891f07ed5f48dcf |
| Publication page | 67c2bd4370f554b6d893667f186ecefbdab00c4c496ffc9dc3f5acd1190f051a |
| Manifest | 0260934933cb8305d48926e49de28df28921b43243bc5c2a5eb9a37427eda2dd |
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 | nKnEapzEA4icNWYgynYdXajklD+iGSj0xpLmmvq5F/Uv9BdpHeeJwliIMnY6lnZRwVCjrSIAw88W3W2D1wNWBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:22:30.872062Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072649observed 67c2bd4370f554b6d893667f186ecefb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:30.854780Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072649/manifest.jsonobserved 0260934933cb8305d48926e49de28df2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:30.838930Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072649/publication.mdobserved b908a9a911641b9999d963bde28b82fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:30.821376Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072649/publication.txtobserved 847a30c7c0b3b210bcb04af4e73402e5...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
| Custody package | Pending Custody packages are produced weekly. |
|---|