OT-2026-000074554
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000074554) never changes.
Identity and time
| Publication number | OT-2026-000074554 · never reused |
|---|---|
| Internal UUID | 01a0ae93-717b-7982-940c-0a8262360fb0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:53.574555Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074554 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2cfae90363cfbf8d0984396106cb73e2d29d539df297c92ac397c98587627d4c |
|---|---|
| Markdown | 5783573e71eabce1c545ef57d617c69c2d53a917c419d409106c24bb18b16012 |
| Publication page | 594a5960ddb6e95a9c4e0efb70ebd685cc405af7a88f12c3873ccf1f17a596ab |
| Manifest | 9f84ef6a0fa13ceab3716c79fcbcfd645d88bdc4d526ac69482ec78d095c6cfd |
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 | umR1QqGBU2l1BoW6OK+eLMtZpH79+ihNNm5dQ04ezA+3WR7iKvKijpdPFYXWi70tMUefPD6gMQ/Se6UQ85MWDw== |
| 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
| 2026-09-17T10:19:33.899695Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074554observed 594a5960ddb6e95a9c4e0efb70ebd685...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:19:33.879689Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074554/manifest.jsonobserved 9f84ef6a0fa13ceab3716c79fcbcfd64...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:33.858959Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074554/publication.mdobserved 5783573e71eabce1c545ef57d617c69c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:33.838812Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074554/publication.txtobserved 2cfae90363cfbf8d0984396106cb73e2...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. |
|---|