OpenTechnical

OT-2026-000093138

Publication integrity record

Two cup 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-2026-000093138) never changes.

Identity and time

Publication numberOT-2026-000093138 · never reused
Internal UUID01a0ae9e-0910-7f2b-af99-9756ab3f5843 · 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-2026-000093138
StatusPUBLIC

Content hashes

Canonical text62ca94ac787c105cac28a1da262fb5f11804b59418473cabd48e6436826771f9
Markdownae0d362cf8a38cb2a894a67c0c91dfbce46366612f2ee6006186e8b6dd8f2cd9
PDF
Publication page7887bdcd8bc757797b36d76397cc02200d86a2d9c52aca76dfd22843cf6126c1
Manifest8af08bdbd051af130233707417e12ae96d4b1e44f7dd75220fc234e83271019d

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
Signatureygka/Gk8YvoL9DBmeTTszWsfDzZ0m69IOAMBHzQw7TlMKu1BplmuzSdsk52nGsIRyGDoNG0ap6GWyxpKf6qFDg==
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

2026-09-17T09:40:25.846950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093138
observed 7887bdcd8bc757797b36d76397cc0220...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:25.828406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093138/manifest.json
observed 8af08bdbd051af130233707417e12ae9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:25.808373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093138/publication.md
observed ae0d362cf8a38cb2a894a67c0c91dfbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:25.788376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093138/publication.txt
observed 62ca94ac787c105cac28a1da262fb5f1...
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.