OpenTechnical

OT-2026-000024970

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000024970) never changes.

Identity and time

Publication numberOT-2026-000024970 · never reused
Internal UUID01a0ae71-2728-780b-b761-2ec26c7a49b3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024970
StatusPUBLIC

Content hashes

Canonical text9e8a2d3dd9c52daf97e94132a20e5f3b130b11520cc171b26c1602fb81de87de
Markdownc97b2d6f807e822072f21db58a7582817add0bc8276c3786c42c3e4299bf62c8
PDF
Publication page087020579efc63b27995d99867f8152963562af5beef534951c8c42db23cb465
Manifestdf985ff8a12c12b6ea27c8bf73664acc2f11d04d0f01efe16077f8a95e872a73

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
Signature4CVZdkinhgbNXn6x9G3+53JQgjckCU+kRodcIfBC2yt9/KWr/CsxClXi6B/izz4DuKdz1PydMZqnKwt3t/iIAg==
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

2026-09-17T11:48:19.356830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024970
observed 087020579efc63b27995d99867f81529...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:19.337004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024970/manifest.json
observed df985ff8a12c12b6ea27c8bf73664acc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:19.318723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024970/publication.md
observed c97b2d6f807e822072f21db58a758281...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:19.300669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024970/publication.txt
observed 9e8a2d3dd9c52daf97e94132a20e5f3b...
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.