OT-2026-000055447
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000055447) never changes.
Identity and time
| Publication number | OT-2026-000055447 · never reused |
|---|---|
| Internal UUID | 01a0ae86-a102-79b4-ba71-7910602bd124 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:53.783868Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055447 |
| Status | PUBLIC |
Content hashes
| Canonical text | c033e37b8bef88e3fc1c389d90393793a079038e823962d56c31f55000bad59c |
|---|---|
| Markdown | 5f6a7ef2d280cefbfcffbcd52cd5526c87f92df6511e6fbddac7d5c79339a0cc |
| Publication page | 05bd4d94bd781d825f52d77086f5a35c3a3c008ea60208e074577a958261f857 |
| Manifest | b0c4ea61308f14c46b0cf84b27f9f8cf7a314358092be47260c7ef927ed6f293 |
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 | D1WIfIDS4INskxpAd2K9/+HMBOEIaoR1/MIVvNnDclAOL6juSVo1sTcckqvd7heRHLF5EXZmjUx60IZ7zdKcDg== |
| 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
| 2026-09-17T10:52:06.024044Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055447observed 05bd4d94bd781d825f52d77086f5a35c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:52:06.007207Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055447/manifest.jsonobserved b0c4ea61308f14c46b0cf84b27f9f8cf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:05.988734Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055447/publication.mdobserved 5f6a7ef2d280cefbfcffbcd52cd5526c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:05.969034Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055447/publication.txtobserved c033e37b8bef88e3fc1c389d90393793...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. |
|---|