OpenTechnical

OT-2026-000039092

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000039092) never changes.

Identity and time

Publication numberOT-2026-000039092 · never reused
Internal UUID01a0ae78-9672-7609-bbcc-1fae6d1b3cb4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039092
StatusPUBLIC

Content hashes

Canonical texta12f5c3ef4d8c206f6ed8b228a30026126100e9e9fc020d73d4d18fdffc5e870
Markdowne03ec9fb68b1602279b51d108cb96c00b0034867b142bc8452eedc5e8617d951
PDF
Publication pagec99ac3e97c98f5cfa87378e45a556d05a43eb4d522959a9edc4fe7ae2d2cb230
Manifest4966527c767c3b3410427a01b42c53e1e3493a0fa4fc2aebdb8da5e419488885

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
Signature5P/c63pYFd5Fx/MY25bHx7iDeqt1XD0iMAiJxwFMgjQHAob2gv7vmdycu+xDseWCNk83Wq13r044qazG5QxiDA==
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

2026-09-17T11:20:34.584338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039092
observed c99ac3e97c98f5cfa87378e45a556d05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:34.565271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039092/manifest.json
observed 4966527c767c3b3410427a01b42c53e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:34.546607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039092/publication.md
observed e03ec9fb68b1602279b51d108cb96c00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:34.526396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039092/publication.txt
observed a12f5c3ef4d8c206f6ed8b228a300261...
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.