OT-2026-000055955
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, two stage ejector, supply line 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-2026-000055955) never changes.
Identity and time
| Publication number | OT-2026-000055955 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4a-7b81-9e80-f5214a68a70e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055955 |
| Status | PUBLIC |
Content hashes
| Canonical text | b79cb15004d82d0757f2220d2ea6176a4fa36dbade0f29c6b301f151a2d0f0a4 |
|---|---|
| Markdown | 4c595a6d1e2fec7b6f2bc9a5d8729a66cbaf83e55fad4146096f4471d427b672 |
| Publication page | 569be1f620c299a4529b9267dde462f328a216979529989a36436bb14611d44b |
| Manifest | 222ab64ee50c315ab7572140a2c8ceefc96823db1cdc17a7750a71d85aa847a3 |
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 | W9jwkIvRF0dqb1fLS0CfN15zNYq/tupxjLjGxZhA4JCbEtP/mGnuEcbuHdV5/h/LhsikvRxoMp24iFkpdLgsCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:51:28.508688Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055955observed 569be1f620c299a4529b9267dde462f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:28.491158Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055955/manifest.jsonobserved 222ab64ee50c315ab7572140a2c8ceef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:28.472940Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055955/publication.mdobserved 4c595a6d1e2fec7b6f2bc9a5d8729a66...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:28.456803Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055955/publication.txtobserved b79cb15004d82d0757f2220d2ea6176a...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. |
|---|