OpenTechnical

OT-2026-000084968

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, 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-2026-000084968) never changes.

Identity and time

Publication numberOT-2026-000084968 · never reused
Internal UUID01a0ae99-43b7-776f-a041-f069414718a6 · 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-2026-000084968
StatusPUBLIC

Content hashes

Canonical textadbef2bf0824993c863738e7ef2a05af4e71273e6e10ff286e30ba4ec1f43dc7
Markdownfe5c71912ea0b19cbbe1db560b22b713e9506cc8ec70b28e9c570cf730b280f4
PDF
Publication pageb7b2631775889c05b01f8d1d0bb57afbc59f43f9d91958d1ab3ee206f590d4b9
Manifest3fb97253af922eedde6ec840ba69379ff6275d894bde7996ada6565f7dce0903

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
SignaturetWaExgJswfDe6bp7gpno5gpm8v6sc1klHuz556GhlQrOCMMr1HdBJJ/FlacUDjLYbzx+aX6q3leDo/sXgkGXDA==
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

2026-09-17T09:54:57.996916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084968
observed b7b2631775889c05b01f8d1d0bb57afb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:57.977114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084968/manifest.json
observed 3fb97253af922eedde6ec840ba69379f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:57.959188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084968/publication.md
observed fe5c71912ea0b19cbbe1db560b22b713...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:57.940854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084968/publication.txt
observed adbef2bf0824993c863738e7ef2a05af...
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.