OT-2026-000028636
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, sustained 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-2026-000028636) never changes.
Identity and time
| Publication number | OT-2026-000028636 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f9-7286-9c54-87ca1fb31ab8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028636 |
| Status | PUBLIC |
Content hashes
| Canonical text | 92ef2156adb478e4674b2bc349445a2b781d5f8602b0ff36b3e596f65a1f7c0b |
|---|---|
| Markdown | 79c9785f1caff7417684a3d988e386462626550b94c531ba30da79187fcd693a |
| Publication page | 80389d265fb0d9f1e368f367a1e44ae72f5c6ba26112b2d33565aa3ad02e0df5 |
| Manifest | 6a3bf77c922bc40bbbd43bc99f9141c44d1430d97cadcb0e75e099205481fa02 |
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 | WnYLdmKq0kvpVCja8JLbL5SNo8WDANjJ8Yp/G4sxjHpwN5hXY+fHAT65oqNUE0qanUy6UKIf2tD0e+6eBhb+Dg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:41:30.378911Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028636observed 80389d265fb0d9f1e368f367a1e44ae7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:30.360472Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028636/manifest.jsonobserved 6a3bf77c922bc40bbbd43bc99f9141c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:30.340634Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028636/publication.mdobserved 79c9785f1caff7417684a3d988e38646...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:30.321380Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028636/publication.txtobserved 92ef2156adb478e4674b2bc349445a2b...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. |
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