OpenTechnical

OT-2026-000064785

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000064785) never changes.

Identity and time

Publication numberOT-2026-000064785 · never reused
Internal UUID01a0ae8d-deba-71bc-b85b-089cd872d039 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064785
StatusPUBLIC

Content hashes

Canonical text6b7b5da341c61346d959084b232bd22332d0273aab8372fb7a2b642726dae142
Markdown7019273cd29786b55649360ba5d17e06d2d20bcf4cff838c948f9941b9b06b75
PDF
Publication page02f4e0996f2f78879a6d426e349b34d7bd8a47455e4ef2feb970aefb78e21687
Manifest3cfafeab16c1b3006cdb509fb28149d55d202e36b7b1129e9fc373135c49034f

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
SignaturessfTKXg6M/vuEEZiiRYSaVQaW/tt3waeUEynInbMP5vbr/L4qMUa0YDilkII40AXRIjBoAXSof7pQV0SCtSSCg==
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

2026-09-17T10:35:40.956987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064785
observed 02f4e0996f2f78879a6d426e349b34d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:40.937452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064785/manifest.json
observed 3cfafeab16c1b3006cdb509fb28149d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:40.918852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064785/publication.md
observed 7019273cd29786b55649360ba5d17e06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:40.903707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064785/publication.txt
observed 6b7b5da341c61346d959084b232bd223...
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.