OpenTechnical

OT-2026-000033942

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three 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-2026-000033942) never changes.

Identity and time

Publication numberOT-2026-000033942 · never reused
Internal UUID01a0ae75-df0b-75e1-b16d-762ee5f67eab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033942
StatusPUBLIC

Content hashes

Canonical textf27cc31c93a0a6b9bb2929acaf7e52fb16a26add633376d5ed9829c387c3dc67
Markdownee747ed3eef6d342737c2f151cac6a379c6c5637b07d55b88d43340e80652fcf
PDF
Publication page9750d85e733fb8b5e8fceac1c8e6daddc257d1e90487e877987f26a2469e40be
Manifestdba731c07cc3bc765b609f45569a0364354a9dcd83a3c89319c42e6555a91438

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
SignatureAU/lPCqFwT35lEfvozxdrpuvvaYXCmC+wefk6e/tKCmHIxrJEyp7wgqUapCCdik1KuZ5o874tMvBHpO25whSBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:30:02.900163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033942
observed 9750d85e733fb8b5e8fceac1c8e6dadd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:02.883400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033942/manifest.json
observed dba731c07cc3bc765b609f45569a0364...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:02.865817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033942/publication.md
observed ee747ed3eef6d342737c2f151cac6a37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:02.833348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033942/publication.txt
observed f27cc31c93a0a6b9bb2929acaf7e52fb...
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.