OT-2026-000073044
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000073044) never changes.
Identity and time
| Publication number | OT-2026-000073044 · never reused |
|---|---|
| Internal UUID | 01a0ae92-c816-7d6b-8760-82ccad9637db · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:10.336919Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000073044 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1cb7cef9b7aa42f480c3c2b09b3264b242b99505cb86083a796f27b5336f264c |
|---|---|
| Markdown | 3676e122937ce87e59cb3d6edde8f80a48950e7c95eab557abb5305742b3f2ae |
| Publication page | 16437feefb273c088fe408efd4cc96c2f156b21274eb2739fc0ff4c3828ed1d7 |
| Manifest | 636e42107cc6328d8f8a773be688ddcea85b6d242ccf715db5236a976d2b74e3 |
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 | zvL32R3jMnF1l1AFQT7QrHjRxgLFiwgoNXGErV/MsnKPXUKGilfT9Igwh9OismA5jrZ0LUeKhGOIffW5VGkZCA== |
| 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
| 2026-09-17T10:21:59.243680Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073044observed 16437feefb273c088fe408efd4cc96c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:21:59.227307Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073044/manifest.jsonobserved 636e42107cc6328d8f8a773be688ddce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:59.209427Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073044/publication.mdobserved 3676e122937ce87e59cb3d6edde8f80a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:59.191715Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073044/publication.txtobserved 1cb7cef9b7aa42f480c3c2b09b3264b2...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. |
|---|