OpenTechnical

OT-2026-000016442

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before set-down

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-2026-000016442) never changes.

Identity and time

Publication numberOT-2026-000016442 · never reused
Internal UUID01a0ae6e-2d13-74e9-9d80-c73b932edd17 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016442
StatusPUBLIC

Content hashes

Canonical texta593ed2850be2b5c16c48b2f20723d1519803a5c716da0aa0c10d785d12ad1ab
Markdown9497c7290cae9385906d445e2b25ff352859bf55b094c4bc3355687b9cc1f29f
PDF
Publication page2b90ad4abf9c1bce01d988fe15a9a5052a55459e044ffb4b27d48fc4dffada05
Manifesteee61ecbb017f7f0482a0e0844908657568738431a67bacd6403083c8584672d

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
SignatureFh3TxmtPJ0En8nE1tvuMAFTi0TnLY/Ruq74dcqMPPJYiiJ1Jds5YeoNJBdmofhGzkEz31BNgPwjY9ZvjsajbAQ==
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

2026-09-17T12:04:32.531099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016442
observed 2b90ad4abf9c1bce01d988fe15a9a505...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:32.512800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016442/manifest.json
observed eee61ecbb017f7f0482a0e0844908657...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:32.492994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016442/publication.md
observed 9497c7290cae9385906d445e2b25ff35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:32.476201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016442/publication.txt
observed a593ed2850be2b5c16c48b2f20723d15...
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.