OT-2026-000073507
Publication integrity record
Three cup vacuum gripper, three zone face, six outlet manifold, pump fed, 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-2026-000073507) never changes.
Identity and time
| Publication number | OT-2026-000073507 · never reused |
|---|---|
| Internal UUID | 01a0ae92-efb9-7e56-b8d1-aa4d5aa5f460 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:20.363042Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000073507 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7429b9be2cc941e0e10d67effbfe14bd16d1fe69e5bbbf1e31e052adc9c1a85b |
|---|---|
| Markdown | 924d66e8cd401674f2de39fd34db813850a108bea537031a8350a6b93f82f91c |
| Publication page | fc2ac94323c99e0acb665a0b707648659afbba75007a3e1f5e57124c0a19275a |
| Manifest | 05b4e78a8bfd7ff7f27ec52090fd80541d6c6e068f6729d3e8a3ab5d4842a9d7 |
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 | T7LC5Vp6S+CqOLTFjLeVfMzL5OA9QzMcmswbXQRhM6UEXmxR5qEs5XeBqm0uT4rnVUhwjHwbdMeRtW2tG26xAw== |
| 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
| 2026-09-17T10:21:40.676631Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073507observed fc2ac94323c99e0acb665a0b70764865...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:21:40.658750Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073507/manifest.jsonobserved 05b4e78a8bfd7ff7f27ec52090fd8054...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:40.638848Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073507/publication.mdobserved 924d66e8cd401674f2de39fd34db8138...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:40.621388Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073507/publication.txtobserved 7429b9be2cc941e0e10d67effbfe14bd...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. |
|---|