OpenTechnical

OT-2026-000063866

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, 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-2026-000063866) never changes.

Identity and time

Publication numberOT-2026-000063866 · never reused
Internal UUID01a0ae8d-53ba-7ed4-873e-94c60ea08e5b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063866
StatusPUBLIC

Content hashes

Canonical text5fd28c8477153d8c21436ac0c20830d3d8d1fd1d08dc96bf5eb7d2a897ec0759
Markdownd6c968352c7230d130e9504ff9c475aa402600981eb5bb4005054944628f743f
PDF
Publication page45953035b54621b45da9ff5500f011b8792ce3ca4f1d09e2e7f0bbbe6c31fb7f
Manifestcc430bf9d6ef1b641c0b3dcaba6a3cae8a71176b1e4573c7eef684c62385f501

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
SignatureDcruFKqOLZ4WsNcfsawC30StT7+CaPMJgJpuPT4GCN1gPuo2HXowchE8UXgKKCaBQatZbcEKBLCiIGOxAv4eBg==
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

2026-09-17T10:36:54.228100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063866
observed 45953035b54621b45da9ff5500f011b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:54.208973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063866/manifest.json
observed cc430bf9d6ef1b641c0b3dcaba6a3cae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:54.189847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063866/publication.md
observed d6c968352c7230d130e9504ff9c475aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:54.172131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063866/publication.txt
observed 5fd28c8477153d8c21436ac0c20830d3...
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.