OpenTechnical

OT-2026-000011624

Publication integrity record

Single bellows cup vacuum gripper, single stage ejector, pulsed 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-2026-000011624) never changes.

Identity and time

Publication numberOT-2026-000011624 · never reused
Internal UUID01a0ae6d-193f-7c48-8865-68854d6d5825 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011624
StatusPUBLIC

Content hashes

Canonical textd430696192d2e022157bb7dfe2f9f4b90d51c3f0792707569f6ffb5f03c36ddf
Markdown11752461ef5327430d094bb3376e323e42390fe50779bc7e0027d8adaaeb806c
PDF
Publication page94580893e349cbb975196089c55fbd42a1b9e2bd5cbd80bb2e6011890c7ea311
Manifest885cd5fc3fbe554a58047b9f25cbd8d1127996c74335cce0e89710bef0f57b29

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
SignatureJd4an9PHggg4+G8llwqAd15B3nEsOuXotqhV9LZoNzHgpemTJoQ3BplbzBJ6DHjTOlCDoQUl2WLafgKKaSDgBA==
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

2026-09-17T12:12:12.417863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011624
observed 94580893e349cbb975196089c55fbd42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:12.399145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011624/manifest.json
observed 885cd5fc3fbe554a58047b9f25cbd8d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:12.382276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011624/publication.md
observed 11752461ef5327430d094bb3376e323e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:12.363540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011624/publication.txt
observed d430696192d2e022157bb7dfe2f9f4b9...
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.