OpenTechnical

OT-2026-000010290

Publication integrity record

Two cup vacuum gripper, two zone face, three stage ejector, supply line pressure sensor, vented 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-2026-000010290) never changes.

Identity and time

Publication numberOT-2026-000010290 · never reused
Internal UUID01a0ae6b-cb7b-7a92-b6d6-7f945061a096 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010290
StatusPUBLIC

Content hashes

Canonical text806990f8bda22335977801a1f1f9c75e409b9b87a77336f1d486b2122f4e726d
Markdown3150bbd221ef3f026f8a3407dcbad3ea22e0bb57157e4fbaa809c4dfd8ec5980
PDF
Publication page64c6164d136dc2105119bc98f324f8c39ba1f204e486713380457e71411b85e1
Manifest6615df50bb00536f241e83b54eddf1990ffa8baf50e31368fd9a39e866400efd

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
SignatureLLk2RMwVU3zn1Yi8PfPCARzEOWnFR/d/c/htuRN2TeUPD37pE0wNc9D9Gf1L8Doe+SaV5M0vqciZZu1WPvBnAA==
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

2026-09-17T12:16:31.153696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010290
observed 64c6164d136dc2105119bc98f324f8c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:31.137982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010290/manifest.json
observed 6615df50bb00536f241e83b54eddf199...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:31.121031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010290/publication.md
observed 3150bbd221ef3f026f8a3407dcbad3ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:31.105141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010290/publication.txt
observed 806990f8bda22335977801a1f1f9c75e...
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.