OT-2026-000004796
Publication integrity record
Vacuum cup gripper, two zone face, two outlet manifold, pump fed, pressure verified, polyurethane cups
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-2026-000004796) never changes.
Identity and time
| Publication number | OT-2026-000004796 · never reused |
|---|---|
| Internal UUID | 01a0a923-9e46-76d9-9d22-795ee064ef13 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:34:38.921219Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004796 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6dc0ba282bea57f59540b934a77c22c4053aa27266448647042e988a0a9a699a |
|---|---|
| Markdown | 66541ebfc90a707feea82d16ba993c2c6e2a198613dfd5fd40c43a7478a57230 |
| Publication page | 6ef9ec6001f5ae0f8add8bb546355acab3d0f54970775a223496ea89de83804e |
| Manifest | ae0a08f6eb39b7647baacba45859f28c83db41a9f76575acc80078a8a49f2ccd |
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 | caum/8A1Dqig72BZSlzWe/OgOPsyLsDKHAVfyniD3ucWkFSKvheubxIjzgwpdoD6TXUWlyk9J1BidiN0EL0eBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:40:18.146990Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004796observed 6ef9ec6001f5ae0f8add8bb546355aca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:18.135147Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004796/manifest.jsonobserved ae0a08f6eb39b7647baacba45859f28c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:18.121355Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004796/publication.mdobserved 66541ebfc90a707feea82d16ba993c2c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:17.985323Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004796/publication.txtobserved 6dc0ba282bea57f59540b934a77c22c4...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. |
|---|