OpenTechnical

OT-2026-000010554

Publication integrity record

Foam pad vacuum gripper, two zone face, pump fed, vented after 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-2026-000010554) never changes.

Identity and time

Publication numberOT-2026-000010554 · never reused
Internal UUID01a0ae6c-0ee7-7e9c-867d-2b78dcd4cb87 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010554
StatusPUBLIC

Content hashes

Canonical text45980dd0c37af010e441c9b0b6ed1684f386f4bf45abd3b5b7bf2daa2e8cb8b7
Markdown36dcdb7963b55ffb0d929fd09922dadeba597f35c7255d738b354493409ee697
PDF
Publication page14c624ea1bda0cfa9805809a1d9d89cea559efc2abe4270ce55ceb07b656dd6a
Manifest50848e62f7de014d38b12f59036863d088ff76fcaf957f93176b1c8130b64b58

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
SignatureG0eU7NontPDmWJIsf2qH2C5qlj4W3H1h+YDn1Jr8VJs90y9XEE5Xcv8Zm8SxubakkJUN6snFEtDP9oWtHanDAw==
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

2026-09-17T12:14:43.512388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010554
observed 14c624ea1bda0cfa9805809a1d9d89ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:43.494522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010554/manifest.json
observed 50848e62f7de014d38b12f59036863d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:43.474860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010554/publication.md
observed 36dcdb7963b55ffb0d929fd09922dade...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:43.454525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010554/publication.txt
observed 45980dd0c37af010e441c9b0b6ed1684...
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.