OT-2026-000103473
Publication integrity record
Foam pad vacuum gripper, two zone face, pump fed, pulsed blow-off after 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-2026-000103473) never changes.
Identity and time
| Publication number | OT-2026-000103473 · never reused |
|---|---|
| Internal UUID | 01a0aea4-e460-77d1-af74-d344b6c85d23 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:13:57.105586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103473 |
| Status | PUBLIC |
Content hashes
| Canonical text | a2a3c1e3ac3cd1ddb65e06845499b93d5b0ccd4b5fdab9908ef25d6be45e3545 |
|---|---|
| Markdown | 44a0714c1a29f1071cc4180edc3c86ea80571dc69f9eb7730b8b785a3ff67716 |
| Publication page | 3fd4189b720bde7bc14dfab72cc3cb8965f8a3a483951d0cacd52db3fdfe7559 |
| Manifest | 182be56005cc246f73bea6fff566c55d3d2323ee1b858794e4a9dae98c8ef03a |
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 | 5fjaw1d820c0VBlvvWB0VQa9fPpZRUd6vi8lR/K/cmA3i8hzqS2CN/KX6UdWGFNjbi0x2rQT9x2QtDZz6x/ZBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:22:14.029530Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103473observed 3fd4189b720bde7bc14dfab72cc3cb89...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:22:14.012000Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103473/manifest.jsonobserved 182be56005cc246f73bea6fff566c55d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:13.994512Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103473/publication.mdobserved 44a0714c1a29f1071cc4180edc3c86ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:13.976827Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103473/publication.txtobserved a2a3c1e3ac3cd1ddb65e06845499b93d...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. |
|---|