OpenTechnical

OT-2026-000051275

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, single stage ejector, pressure sensor per zone, pulsed 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-2026-000051275) never changes.

Identity and time

Publication numberOT-2026-000051275 · never reused
Internal UUID01a0ae83-2740-75f9-92a1-9fbd7410ee5c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051275
StatusPUBLIC

Content hashes

Canonical text9188a6d03d49a2adbac0d458798f7fc3a6a53065f2d7ac5cd3201515faaf449d
Markdown5378bdb91354036c2002acd0b8b0963f2c47a28d03158eebf0857a698a8bd107
PDF
Publication pageacf4cc20dd3e8f866ad6538764d601ec72e8fb8485734b8bdb9edce031f460df
Manifeste35aa9f0a1b35fa66fb633192d9147842a9c7c766826b9700de08aa7c4f89884

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
SignatureJw2vMtcW0UQSpPLCTRFtKKtMhKCiOOWWibZLtjFvFYB4rN2Ap3Qj1468sVAyk6EhmPF8NOFq8qYtyPjIOjn8Aw==
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

2026-09-17T10:59:04.758553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051275
observed acf4cc20dd3e8f866ad6538764d601ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:04.740495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051275/manifest.json
observed e35aa9f0a1b35fa66fb633192d914784...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:04.719198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051275/publication.md
observed 5378bdb91354036c2002acd0b8b0963f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:04.699810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051275/publication.txt
observed 9188a6d03d49a2adbac0d458798f7fc3...
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.