OpenTechnical

OT-2026-000045250

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000045250) never changes.

Identity and time

Publication numberOT-2026-000045250 · never reused
Internal UUID01a0ae7c-f76a-769f-af4e-0bec079639a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045250
StatusPUBLIC

Content hashes

Canonical text478d620dc60ea1ad1cf72d8fdbbbefd8762283dc17524f3b3cae2b33effc3fb3
Markdowna917ec83e9e6acf5f66135b45a5f2f72ae61f43838dab8d9e881658399bf31fd
PDF
Publication page74a680a976531adb585204ecd706d4e9f8596a724f14029f19e11c47dadbabd2
Manifest6d80d3c4ad1ba883c8bde7d8092dc1d55938d54bd154f9d541c54ba7796dc2df

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureKiBCcWjmXH2Ggai/Ctu4BK/lVrUCEohXHEeVp5uM+Mai0VGYT9jsggyNOdpgjKQX+CH03Cx8CPH6sd7QXmj9Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:10:27.239434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045250
observed 74a680a976531adb585204ecd706d4e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:27.221380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045250/manifest.json
observed 6d80d3c4ad1ba883c8bde7d8092dc1d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:27.200122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045250/publication.md
observed a917ec83e9e6acf5f66135b45a5f2f72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:27.182960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045250/publication.txt
observed 478d620dc60ea1ad1cf72d8fdbbbefd8...
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 archivePending 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 packagePending Custody packages are produced weekly.