OpenTechnical

OT-2026-000085194

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, three stage ejector, 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-2026-000085194) never changes.

Identity and time

Publication numberOT-2026-000085194 · never reused
Internal UUID01a0ae99-43ba-751b-abe0-eea586a32f7f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085194
StatusPUBLIC

Content hashes

Canonical text5bf3793ffeba74a9b9cc1076fa52c792ec11bfe1de60d0a213583136827e4786
Markdown5587342ba8a0e541f054589337a75eed202e7d10040e996a700109b3fddc76cb
PDF
Publication page4a2df6298275d684d7d8baf58add160579a611e4cdb1c422ae94ccb71a088191
Manifest84acb3731c22ded9761906c9ec535ea925bf30e83cb0f216e966b729f3af1861

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
Signaturej997PlARgCSar5jn7ODbBvFZZ65tS3XbdO/PHFF8cD2ax+uBP0CXFUX3f3RC90n1SDHJ7KMGw/l5WYwa5pTMDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:55:16.920391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085194
observed 4a2df6298275d684d7d8baf58add1605...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:16.902372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085194/manifest.json
observed 84acb3731c22ded9761906c9ec535ea9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:16.883973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085194/publication.md
observed 5587342ba8a0e541f054589337a75eed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:16.866238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085194/publication.txt
observed 5bf3793ffeba74a9b9cc1076fa52c792...
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.