OpenTechnical

OT-2026-000085975

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, single 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-2026-000085975) never changes.

Identity and time

Publication numberOT-2026-000085975 · never reused
Internal UUID01a0ae99-e82a-704a-bd36-f126fdb4e3af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085975
StatusPUBLIC

Content hashes

Canonical text99b343cb6b291782ee941ac529426d92f28c725c0e8cb7e3718f65adfeb7cdfc
Markdown48843cc13260eefcf1a674e0cb2abe5cfafa81401bb8ce0b10b7ce53d5510b3f
PDF
Publication page8f5343ace6e9f6f4a0ed34ec06fcf0b8450b7d2ef1a4d9187d6df205c3a4e7a8
Manifest6500338c594f8ccc0f5896f3b524f5f9ab95b809c9be1d305453c8989dcab84b

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
SignatureOH6H402QxcLgztK/MQclWPHF2Vr5i5Vsdtkvqtu4fCc7D1e5954S8XJipTMJNLIOBgZsRRhDSI/Kcp9qepjOBQ==
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

2026-09-17T09:52:56.922149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085975
observed 8f5343ace6e9f6f4a0ed34ec06fcf0b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:56.903533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085975/manifest.json
observed 6500338c594f8ccc0f5896f3b524f5f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:56.884271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085975/publication.md
observed 48843cc13260eefcf1a674e0cb2abe5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:56.861672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085975/publication.txt
observed 99b343cb6b291782ee941ac529426d92...
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.