OT-2026-000091453
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000091453) never changes.
Identity and time
| Publication number | OT-2026-000091453 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-f16d-7ce8-9784-f02a817363fa · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:16.158740Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091453 |
| Status | PUBLIC |
Content hashes
| Canonical text | f30c6b9352bd6109f4e635eed0c55ca322367a89af3b298f944101bf9174c4e3 |
|---|---|
| Markdown | 02b21d590722636d88918a690060a3bac182d319abdbb77f60321e0a74877603 |
| Publication page | 518ab8f5ca0b28b70562e6f37f6a09afae5c11018195a353c0f220e0578d49d5 |
| Manifest | 2f8e8f1653d4b8dc6bd25c6c1418f2231a43d21e53c4d1cc1b016856d1bb06c9 |
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 | +wSRk8hX+suajmGmWeLzoWCOTBLeIxOpKoOJJQ7XxfeunJI+ShdpDsEbj29OCWhvBQM0Ac+7oRj2s/cGAw5KBw== |
| 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
| 2026-09-17T09:43:42.237473Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091453observed 518ab8f5ca0b28b70562e6f37f6a09af...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:43:42.219172Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091453/manifest.jsonobserved 2f8e8f1653d4b8dc6bd25c6c1418f223...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:42.202831Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091453/publication.mdobserved 02b21d590722636d88918a690060a3ba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:42.183692Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091453/publication.txtobserved f30c6b9352bd6109f4e635eed0c55ca3...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. |
|---|