OpenTechnical

OT-2026-000032757

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, pulsed 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-2026-000032757) never changes.

Identity and time

Publication numberOT-2026-000032757 · never reused
Internal UUID01a0ae75-1071-748a-957e-3846e7225ac5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032757
StatusPUBLIC

Content hashes

Canonical text53c57a8e4a36dd8a501c9f5247266ca8d7a38243d4acf08d318daf75c9a42f94
Markdownb0893dc2ebd8776df40b01eb9b0897fa6067c38e02389562a0a01d14a3144c84
PDF
Publication pagecfb516e9f58a0d06344171894831c979a41dcbab4ab013aa7fc3123e41a3a8f4
Manifest2bcb1aba92e9d908f9db5e9f75ec30d1d893f0ccead38fc23550913972194689

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
SignatureEch9373zDOJXxGpLjn8eK5r3/RMZLmhVG8fgOLGmdb5sClq0y3jzOQxOF952RLx/C/xkSH/gctXo5D7X/WAtAQ==
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

2026-09-17T11:34:23.071412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032757
observed cfb516e9f58a0d06344171894831c979...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:23.054368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032757/manifest.json
observed 2bcb1aba92e9d908f9db5e9f75ec30d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:23.035364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032757/publication.md
observed b0893dc2ebd8776df40b01eb9b0897fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:23.015738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032757/publication.txt
observed 53c57a8e4a36dd8a501c9f5247266ca8...
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.