OT-2026-000057439
Publication integrity record
Foam pad vacuum gripper, three zone face, three 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-2026-000057439) never changes.
Identity and time
| Publication number | OT-2026-000057439 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5c7-76ed-914e-7a4f34a1f2e7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:12.973410Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057439 |
| Status | PUBLIC |
Content hashes
| Canonical text | b8ebc77e38281750ba70f6acb122a1dbdd313e572e6ae1d420632b9d92924614 |
|---|---|
| Markdown | 3c59c4c0308f71e05a276a09b90df5cdf94ebbdffa654ddb6d0d2ca5e43f0405 |
| Publication page | b93d39774964e230d0be0403c485886cd059dde2e01f8c8a862051af5f57aa4a |
| Manifest | d3aef25c1db06c5dc1e05566b911d66a6b076124820908788008fad5af26625e |
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 | sHAh6uPRbB67Rrs44lQjiPSFfkqKQOMiDvQQ8cgq/CRJHCrSEGIyg6PWaVfIF2bYt5d6DzcbPEuO9zkbtnrgAg== |
| 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
| 2026-09-17T10:49:44.065507Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057439observed b93d39774964e230d0be0403c485886c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:49:44.046816Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057439/manifest.jsonobserved d3aef25c1db06c5dc1e05566b911d66a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:44.028712Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057439/publication.mdobserved 3c59c4c0308f71e05a276a09b90df5cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:44.010244Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057439/publication.txtobserved b8ebc77e38281750ba70f6acb122a1db...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. |
|---|