OpenTechnical

OT-2026-000083011

Publication integrity record

Foam pad vacuum gripper, four zone face, six 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-2026-000083011) never changes.

Identity and time

Publication numberOT-2026-000083011 · never reused
Internal UUID01a0ae97-c961-792c-b0d5-6a3907806563 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083011
StatusPUBLIC

Content hashes

Canonical text9c6588c60f64e81b09a9ec164132ad412200668cf6f2a68d11a8b65b0839d8bf
Markdownf8875ca7179e1a1b35b53253300356e19794cf710356ed3697bcacc9ef852056
PDF
Publication page0920b1f46e5eb473652ad96ef98ef86526e870f6e64e9037164f6682607d4fa9
Manifest8ba2fa332ccafb885a80a7729fc7434317403cb59a874139899ac57077d23e66

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
SignatureLZzzVyBRvjc4WCwfd36TKd7+Qyzkitf0VHJ7npX8kK8EHjJuZQTlXTZ/iNjJbHCZb/2iu7Na9q4qlTUEo8+/Cw==
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

2026-09-17T09:00:17.605209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083011
observed 0920b1f46e5eb473652ad96ef98ef865...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:17.587013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083011/manifest.json
observed 8ba2fa332ccafb885a80a7729fc74343...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:17.569986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083011/publication.md
observed f8875ca7179e1a1b35b53253300356e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:17.426592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083011/publication.txt
observed 9c6588c60f64e81b09a9ec164132ad41...
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.