OT-2026-000103903
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, single stage ejector, 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-2026-000103903) never changes.
Identity and time
| Publication number | OT-2026-000103903 · never reused |
|---|---|
| Internal UUID | 01a0aea5-15e7-7516-a4d4-8c253a63e9e2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:14:09.781581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103903 |
| Status | PUBLIC |
Content hashes
| Canonical text | 00e21db8aaa65861a60f5d47e90ccf232dc4f3d5a1f97d6a05e2ed31393f6681 |
|---|---|
| Markdown | 278aef6b4b69f27250de89f81234daf64c286d309b8d94850cc2e34ce651b77b |
| Publication page | 542d350cc965bbba333399daeea3ef15ad8238798dd477064354f260b545df7c |
| Manifest | 5a91e27b82319b597214bec639438091eab3fd7f714e21b0785ad010aa7bd04f |
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 | XRTwOP97NBUdPvt1tiFqI0YFo6CXh334fNzw/HtNqURv58dbyF7L02bxNCnBpLUfGXi7bc1eUwOPSvxSsnxoAA== |
| 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
| 2026-09-17T09:21:53.675652Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103903observed 542d350cc965bbba333399daeea3ef15...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:21:53.658353Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103903/manifest.jsonobserved 5a91e27b82319b597214bec639438091...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:21:53.640225Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103903/publication.mdobserved 278aef6b4b69f27250de89f81234daf6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:21:53.621894Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103903/publication.txtobserved 00e21db8aaa65861a60f5d47e90ccf23...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. |
|---|