OT-2026-000053854
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000053854) never changes.
Identity and time
| Publication number | OT-2026-000053854 · never reused |
|---|---|
| Internal UUID | 01a0ae85-735e-7771-be12-45f95fc609e9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:36.560124Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053854 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9d7bf637c951bd9c39bf30364ed1194c160f61876228c3865ee48bd185a53f41 |
|---|---|
| Markdown | 78cf0c806d78d37b1b88665ef1bfa668e2fd201df15bf8bb988e316328a21d57 |
| Publication page | dc62d42c5febddd3d7fa02f97ddf1eb4aa3f6520f6d7cc1b148aee33328ef392 |
| Manifest | 95cdc7948be9b7718564aa5989be93c9298a93d97ded3be4b1454b008f4a41e6 |
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 | L5CqnHRyYkfFuzGZZvmH9HkZmnZU+uCbLFLxhTrUAvG7hVyUW/hAbYybP5qcZluq16z40KBk0q8iRnl8zkBuBg== |
| 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
| 2026-09-17T08:40:36.489474Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053854observed dc62d42c5febddd3d7fa02f97ddf1eb4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:40:36.467516Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053854/manifest.jsonobserved 95cdc7948be9b7718564aa5989be93c9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:36.447924Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053854/publication.mdobserved 78cf0c806d78d37b1b88665ef1bfa668...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:36.427078Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053854/publication.txtobserved 9d7bf637c951bd9c39bf30364ed1194c...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. |
|---|