OT-2026-000074690
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three 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-2026-000074690) never changes.
Identity and time
| Publication number | OT-2026-000074690 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2b-7a73-b477-ff865f3cbf7e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:08.693295Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074690 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3c8589db283d68b0be64907fe11677bb05e3803f97036103e72740bed6c877c5 |
|---|---|
| Markdown | 6d38e15bfe81deeca205373537e4de7e39aca94c8866525806e17899b06f5d0f |
| Publication page | f678b5816e06607915c5ed53de3a9f2bceb0912e154f9fe8c7e423f94c8afa4f |
| Manifest | 3ba6876e4d8b1b4dcdd574e6bae8a0feb7c9d79e6555d39b394fb4d482b95c4c |
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 | Zk9o/vyhmREZOpY1JfoADrJhy0/wpilrlMgsU3mt8rCy5l1goeyJFWB6f4czJjPU4/pbAqryLCLL9OPlyV/zCw== |
| 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
| 2026-09-17T10:18:16.685331Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074690observed f678b5816e06607915c5ed53de3a9f2b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:16.668152Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074690/manifest.jsonobserved 3ba6876e4d8b1b4dcdd574e6bae8a0fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:16.650270Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074690/publication.mdobserved 6d38e15bfe81deeca205373537e4de7e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:16.632762Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074690/publication.txtobserved 3c8589db283d68b0be64907fe11677bb...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. |
|---|