OpenTechnical

OT-2026-000011599

Publication integrity record

Foam pad vacuum gripper, pump fed, vented 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-2026-000011599) never changes.

Identity and time

Publication numberOT-2026-000011599 · never reused
Internal UUID01a0ae6c-8900-7339-a262-f8c7c51dfba1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011599
StatusPUBLIC

Content hashes

Canonical text2da17e1202f51169906dc0ee75a5a968f94fff22e715f67a4c6ac0d68c068ca6
Markdownbd05eb80f0d35294ace77af7ec49693dcdf1fb3682be6be968e679c10ba1c8e4
PDF
Publication page585b7ee998bc9c43dab273a068a7d93cd1a652c2b6b3f013e997c0cb3598b84a
Manifestac0af0616518dbfdaf990c20679204bf84b5a3c4231c1bf0a0a20e13a6adcb13

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
Signature1d12LBGpwfNLgkv7vIMwbuSuCufOpobXNMMILisdMjYEsv9xydqg8NSbzG43l/Ar9w4LY6pUueMWT5CCQ1QOBg==
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

2026-09-17T12:13:30.231925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011599
observed 585b7ee998bc9c43dab273a068a7d93c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:30.213200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011599/manifest.json
observed ac0af0616518dbfdaf990c20679204bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:30.194219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011599/publication.md
observed bd05eb80f0d35294ace77af7ec49693d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:30.176167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011599/publication.txt
observed 2da17e1202f51169906dc0ee75a5a968...
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.