OT-2026-000078027
Publication integrity record
Foam pad vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000078027) never changes.
Identity and time
| Publication number | OT-2026-000078027 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2f44-7a82-a67c-4d6305e7f45d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:47.703064Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078027 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6b7cc4b8e5718c1db357a68693d938e5484036861897673e777ce0e03d489644 |
|---|---|
| Markdown | efcf72d432b02ff486c803207c9b0e46665913f2e29210d4398522908deb519a |
| Publication page | f1dd461269c46a19ff9cd4e3e71cc5c2da5ae247c204586d3e24ce34701fd82d |
| Manifest | f74e4c376144aa2d5ef2f9a01f95bbbc187475a76907d94769f0a4272153abdb |
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 | valR1fWYLU8Gu46A3ldRlq75s4AAJWqknLlYWpMwGRXqeWX1zcScZImOFF8SaDJ8yf4YfXxZTCBPml8HnyRPDQ== |
| 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
| 2026-09-26T08:41:27.067707Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078027observed f1dd461269c46a19ff9cd4e3e71cc5c2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-26T08:41:27.019493Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078027/manifest.jsonobserved f74e4c376144aa2d5ef2f9a01f95bbbc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-26T08:41:26.970808Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078027/publication.mdobserved efcf72d432b02ff486c803207c9b0e46...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-26T08:41:26.883218Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078027/publication.txtobserved 6b7cc4b8e5718c1db357a68693d938e5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:43.502144Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078027observed f1dd461269c46a19ff9cd4e3e71cc5c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:43.481542Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078027/manifest.jsonobserved f74e4c376144aa2d5ef2f9a01f95bbbc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:43.461953Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078027/publication.mdobserved efcf72d432b02ff486c803207c9b0e46...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:43.438434Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078027/publication.txtobserved 6b7cc4b8e5718c1db357a68693d938e5...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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|