OT-2026-000053403
Publication integrity record
Foam pad vacuum gripper, four zone face, single stage ejector, 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-2026-000053403) never changes.
Identity and time
| Publication number | OT-2026-000053403 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a8f-732d-8243-fbe43ad497aa · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053403 |
| Status | PUBLIC |
Content hashes
| Canonical text | 25ed5b54fdb8ac6d7deea5e1344e31da633db28b64adb2fa873ea78b41ef14df |
|---|---|
| Markdown | 519b90b1d60a4218effadc980e98213589879e52fe64196d857e0502636d05af |
| Publication page | 7bcaa866c5406abb8456b5746f2a09cab41d89983ad6d477e517e2f3e9565b5e |
| Manifest | 8cfa053bc64c230de4de5a4763b1bf8e3e11c89e3c304153dd4de47d5176c867 |
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 | oo7kDlpO5PZTEL8NsGfgVrYz8RMubCYxqHvU7ByujPHienLvl4kTDSd7yM/hoBqhAF9gygNhbIJnNEKsgmjrCg== |
| 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
| 2026-09-17T10:55:07.839035Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053403observed 7bcaa866c5406abb8456b5746f2a09ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:07.821636Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053403/manifest.jsonobserved 8cfa053bc64c230de4de5a4763b1bf8e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:07.802035Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053403/publication.mdobserved 519b90b1d60a4218effadc980e982135...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:07.782162Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053403/publication.txtobserved 25ed5b54fdb8ac6d7deea5e1344e31da...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. |
|---|