OT-2026-000053759
Publication integrity record
Foam pad vacuum gripper, two zone face, per zone isolation, 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-2026-000053759) never changes.
Identity and time
| Publication number | OT-2026-000053759 · never reused |
|---|---|
| Internal UUID | 01a0ae85-735d-7caf-8dc9-e45cce38a29b · 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-2026-000053759 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3de2e94aaee6f4dd4be9112f73c8ca62098b2b54c98c618cbea8f4c1abd47faf |
|---|---|
| Markdown | a38e46a76e1e5a0099ad8faa4c7c7bf3fd0bc9beab5b8db1dd09bc4977a323cc |
| Publication page | a3cddc874c64b1ffce62a9df8c3ef591ee5a7e675f1a60d437eaa6f8f5d19cdd |
| Manifest | 2ac5264ff139a2c2147f1c9072c34fc4b4e96c30d4e0b4c3e717df81af3acc8a |
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 | RP6fwWEIwlpfWxlktx8Z9OV/j1Wg6itCqRJLd6eRKdz8yQVoteZQeRbAwSgMub2+kiTAnZP4gx1JFT7bBPNNDQ== |
| 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
| 2026-09-17T08:40:23.716116Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053759observed a3cddc874c64b1ffce62a9df8c3ef591...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:40:23.572729Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053759/manifest.jsonobserved 2ac5264ff139a2c2147f1c9072c34fc4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:23.554716Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053759/publication.mdobserved a38e46a76e1e5a0099ad8faa4c7c7bf3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:23.535577Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053759/publication.txtobserved 3de2e94aaee6f4dd4be9112f73c8ca62...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. |
|---|