OpenTechnical

OT-2026-000085064

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, two 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-2026-000085064) never changes.

Identity and time

Publication numberOT-2026-000085064 · never reused
Internal UUID01a0ae99-43b8-71a1-aa14-139f0815b0f7 · 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-2026-000085064
StatusPUBLIC

Content hashes

Canonical text5411d0146917ccb8560be075750e40d6d0fb29df4034bbfb8ca67ff004aa094a
Markdown11c35eea925229ffe5a3913565d268eddd28c0b33e4a1c52b0ad5a431929c6a0
PDF
Publication pagee889457f4835a04da12b085e05353398cf8c2091f361f3f00e641a0217d9215d
Manifest86efc86b428d0b0bbea35909d6a1a999d4e4e2daaba48fad81522b1bd1804635

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
Signaturek+9+FL/Yc/pXxkJeZQslCx5Cj9UjivddpfcvQ8oHXi10+ztYTVzwDO7X4h1+nypY5OF3sL6HGXTOMjFsw3PTBg==
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

2026-09-17T09:55:05.265645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085064
observed e889457f4835a04da12b085e05353398...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:05.247173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085064/manifest.json
observed 86efc86b428d0b0bbea35909d6a1a999...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:05.208492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085064/publication.md
observed 11c35eea925229ffe5a3913565d268ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:05.168463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085064/publication.txt
observed 5411d0146917ccb8560be075750e40d6...
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.