OpenTechnical

OT-2026-000008464

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, single stage ejector, pulsed blow-off after 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-2026-000008464) never changes.

Identity and time

Publication numberOT-2026-000008464 · never reused
Internal UUID01a0ae6a-e46a-71da-b61d-ae5841a9bf4c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008464
StatusPUBLIC

Content hashes

Canonical text4511a6cf6ee8161fc7f08dbf8a96ce495d468bd9ad06a958b9fdf93ce7afd74d
Markdownaff9ce5ed540fb0a6d64f88356902ae9a098531baf28e26d14df68be54dcf895
PDF
Publication page0ef85132013085847449856dafcbd75d9c3eb51e8730cfce790d5aafbc50d598
Manifeste327614a9ae35d45c22ac219115d138c048a61e4850d430873514c805cfda6c6

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
SignatureoKAxS5PgUo305l2Fr0hrF8+Jbb/zgmNja+xrQq8XtTbEeEgcGSJDcDC2LbnJxPAcuLt1z2QCyZZ7XFS4V/+uCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:21.196503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008464
observed 0ef85132013085847449856dafcbd75d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:21.176249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008464/manifest.json
observed e327614a9ae35d45c22ac219115d138c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:21.153624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008464/publication.md
observed aff9ce5ed540fb0a6d64f88356902ae9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:21.133199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008464/publication.txt
observed 4511a6cf6ee8161fc7f08dbf8a96ce49...
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.