OpenTechnical

OT-2026-000093129

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000093129) never changes.

Identity and time

Publication numberOT-2026-000093129 · never reused
Internal UUID01a0ae9e-0910-7069-8888-1bc2cbf7ac55 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093129
StatusPUBLIC

Content hashes

Canonical textd8c28902eee06601352553e2bb7af23bff62fac018eb02e915ad430e89c4784b
Markdown64c03e7f114cc3a67d61a53223f405ba86b356f6972e5ff49ee43df2dadd3912
PDF
Publication pageab49c2cabcc0102a59dd2112af00cda62affa1a46a4e404ddd9281274e39e607
Manifest390ad6934fd25f1287af6b7d71a0f25b332d6a008563681ad8824ee2a2d9daba

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
SignatureKsDPxt8hiLnTfkZwth3fNmD9lmm17dLHRXJlH2zC3zo1+z43B44OlMBJiNcNf2RK+Uun+7cJILE9S989PU5SCg==
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

2026-09-17T09:40:25.184864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093129
observed ab49c2cabcc0102a59dd2112af00cda6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:25.166437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093129/manifest.json
observed 390ad6934fd25f1287af6b7d71a0f25b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:25.149554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093129/publication.md
observed 64c03e7f114cc3a67d61a53223f405ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:25.131722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093129/publication.txt
observed d8c28902eee06601352553e2bb7af23b...
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.