OpenTechnical

OT-2026-000030010

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000030010) never changes.

Identity and time

Publication numberOT-2026-000030010 · never reused
Internal UUID01a0ae73-ac49-7607-a555-5aa297b6b992 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:11.501096Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030010
StatusPUBLIC

Content hashes

Canonical textb76f8219a1b4d67eceb8722fd431deccd86437dfe59402453c590e5dbd8071ff
Markdown226cfc0563eb754ad3957e32cae568f6b27ee5bb621acf907d42dc50df29cb55
PDF
Publication page63e64c25cf436fd2d670929c45e93a37c8b19732237766efccd57f87d8a827f9
Manifestd65fcf92d2d0762e359889142cb7bfcb3bbf79a50d170563cdc55a15980d133e

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
Signaturez5oh9+xo6PIm13ciVI7hyG+g+wigkIjLbYQQzX3ZUaU8zwB2Wak3+HhQUsbv31pE3/C5nbqkdygqGBvAD870Dw==
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

2026-09-17T11:38:44.547051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030010
observed 63e64c25cf436fd2d670929c45e93a37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:44.530700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030010/manifest.json
observed d65fcf92d2d0762e359889142cb7bfcb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:44.514070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030010/publication.md
observed 226cfc0563eb754ad3957e32cae568f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:44.497002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030010/publication.txt
observed b76f8219a1b4d67eceb8722fd431decc...
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.