OT-2026-000088221
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000088221) never changes.
Identity and time
| Publication number | OT-2026-000088221 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-1aa9-765c-acbd-7f58a8c48f1f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:03:15.638297Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000088221 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5509ca62516605b4862cdd274c1c61951c5f8912f12e91848cccf492439bb810 |
|---|---|
| Markdown | 63f6119b7e267879a7ca84a709436ca7adbd3bef413f36d5dafee37c737798cb |
| Publication page | e5f870f103d26ff35fff44ee3042e0e5ad548f78f0233f858cf511c1db066c1a |
| Manifest | 8edcf8ea89576ad8e9ce79cfd52b5e391646b62f47fb5acb46128207c163c39a |
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 | NsJD6wBuReHRFDLn2xG3xqs6xRk7CBMYWoTiFJ2hE38Jg6hjMN6Xrzj3CH+CJN4xyx+3cIWhhTUrLs5oDisyAQ== |
| 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
| 2026-09-17T09:49:14.482533Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088221observed e5f870f103d26ff35fff44ee3042e0e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:49:14.464199Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088221/manifest.jsonobserved 8edcf8ea89576ad8e9ce79cfd52b5e39...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:14.447674Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088221/publication.mdobserved 63f6119b7e267879a7ca84a709436ca7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:14.429363Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088221/publication.txtobserved 5509ca62516605b4862cdd274c1c6195...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. |
|---|