OT-2026-000074879
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, pump fed, manifold 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-2026-000074879) never changes.
Identity and time
| Publication number | OT-2026-000074879 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2c-7ab5-8403-374e2d291f44 · 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-2026-000074879 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5c025736b6bbda1bbdeb5308aea09d2e143d6e5796adb6679003e532957807f8 |
|---|---|
| Markdown | 62329df2c77cb71829c5babf0765cd51baff1a7ac53b9e61a94616c5fb66e5c5 |
| Publication page | c42fc9e6fabcef506aa0aad7621b6b25746cdb9d5144087b1c029dc8d5bf3783 |
| Manifest | 809ee047e8cd3386813b0062e89e9f03a78bcea9a3b245625f3d9d1cf09faf59 |
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 | dRefAxmrVFAvDTJwy6z7kWQTfICtJoPl7gNA1o5Yrl/20TiGk3MjDPZkxgx8+lwqsPy7Mjv+UJa+1ylP4TNqDQ== |
| 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
| 2026-09-17T10:18:36.009863Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074879observed c42fc9e6fabcef506aa0aad7621b6b25...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:35.993155Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074879/manifest.jsonobserved 809ee047e8cd3386813b0062e89e9f03...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:35.977241Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074879/publication.mdobserved 62329df2c77cb71829c5babf0765cd51...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:35.960037Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074879/publication.txtobserved 5c025736b6bbda1bbdeb5308aea09d2e...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. |
|---|