OpenTechnical

OT-2026-000060966

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000060966) never changes.

Identity and time

Publication numberOT-2026-000060966 · never reused
Internal UUID01a0ae8b-12f3-7d24-b92e-c2d580c122b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060966
StatusPUBLIC

Content hashes

Canonical text0ed07a7426f2aedc304ca86e1ea5f879a641a7faf44701e7ba1b2f67bb64fbf6
Markdowna8866b83d3900b654480ba7465caffc91cc1fb53496dce38f33ecd9bb74e33dc
PDF
Publication page5b3b38292af1ecd3cbcf07009bfe7c18a85d69e4136cc85e6751f7872d878eff
Manifest4d56ca48370805497daf956dcdef1215936559c1f9951666889ee43a8ce67463

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
Signature6ZAi4ruC3p860r8+dr5/AxGelrC+VJ3VK1D5dq8XZxyHtiXJkiw4Mcqi9PnljFUCA8Ri5LcpQx1MTpmCTlKfDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:42:14.786892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060966
observed 5b3b38292af1ecd3cbcf07009bfe7c18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:14.767948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060966/manifest.json
observed 4d56ca48370805497daf956dcdef1215...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:14.749837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060966/publication.md
observed a8866b83d3900b654480ba7465caffc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:14.732656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060966/publication.txt
observed 0ed07a7426f2aedc304ca86e1ea5f879...
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.