OpenTechnical

OT-2026-000084556

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, three stage ejector, sustained blow-off before 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-2026-000084556) never changes.

Identity and time

Publication numberOT-2026-000084556 · never reused
Internal UUID01a0ae98-e25a-78ee-83ec-6265da731624 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084556
StatusPUBLIC

Content hashes

Canonical text1fa0160833ee10697196fb5abe797de5c05ddb555438a6d24afe54deab4e6197
Markdown461941b7afc960d79c7ad663c2f69b5a6a8c567f3f6c6005bcda0ce4e6a742fa
PDF
Publication page07fa9d8075961c560cd554e0e7b3b04cc30091617ef45590d0b188f7ff353f19
Manifest7ac8adfd7715c58a84be9dfa4ddf0d472e67ed3b842df56e8d7c8a6d49c1012f

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
Signature/uyIXPDjcdmFzbWAzkKpn/i7SyCfvrveIrLqh79Scwv/5ZVnkklpsVjUxGINweegyXMBtxCw2gyXJqXWwmkeCA==
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

2026-09-17T09:55:26.963866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084556
observed 07fa9d8075961c560cd554e0e7b3b04c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:26.944672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084556/manifest.json
observed 7ac8adfd7715c58a84be9dfa4ddf0d47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:26.926223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084556/publication.md
observed 461941b7afc960d79c7ad663c2f69b5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:26.908061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084556/publication.txt
observed 1fa0160833ee10697196fb5abe797de5...
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.