OT-2026-000073420
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, vented before set-down
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-2026-000073420) never changes.
Identity and time
| Publication number | OT-2026-000073420 · never reused |
|---|---|
| Internal UUID | 01a0ae92-efb8-7d5c-9c61-dfba4a6cd334 · 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-2026-000073420 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6781e0c7da7a33623846561522e5b5335fdb9d0a73b31e471a77daf99dc2dffb |
|---|---|
| Markdown | 38b5ce395035d88786f1f4fc7e967c5ac0f79ef4e8c0f601bff40722e30a3544 |
| Publication page | 7ac685a93f80c24c8a07253223b2f189d13f7445854e06d3e41cff14aed08dff |
| Manifest | 1e4f71b7af379ab0d8a7d71fb752bc7587bb257e87bae4b4d5ae44c66e5098f7 |
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 | 0uzu6TCj14/3m0BIbEFAOFDzRD/hRHeUI0rNX1ouuL2VpNDWBif5Y1UqudyZAEumd8KJhfnRV+rOyc9erILsAg== |
| 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
| 2026-09-17T10:21:34.198494Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073420observed 7ac685a93f80c24c8a07253223b2f189...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:21:34.179810Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073420/manifest.jsonobserved 1e4f71b7af379ab0d8a7d71fb752bc75...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:34.160876Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073420/publication.mdobserved 38b5ce395035d88786f1f4fc7e967c5a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:34.142791Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073420/publication.txtobserved 6781e0c7da7a33623846561522e5b533...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. |
|---|