OpenTechnical

OT-2026-000010165

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000010165) never changes.

Identity and time

Publication numberOT-2026-000010165 · never reused
Internal UUID01a0ae6b-cb7a-7e38-a434-9d99f899ea04 · 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-2026-000010165
StatusPUBLIC

Content hashes

Canonical textb57af7a6696c504ed4eb315a420cd8493bfe4d6c95b5c5abb9a012db3f601a99
Markdown34e76bcc6411fba4688a1361d116b2fdab37891d98f73c7f43ec0434f31f9a39
PDF
Publication pagef01d4c914ffd1b4c8214e888a6394d0ca39b69d9ad8e57f4a3f68e134429c61a
Manifestbf2bde66d3a10572f78de6527564d07bb04053d38e46c33ad58250e3b43026fc

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
SignatureIhYrFHsqE7xBzJi23Q33N0639QIKPKlzB5Y6ix+vpM972B26tYXTJkHymQ/iFrNZ6ELPN3VfYLXi5D06IZglCg==
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

2026-09-17T12:16:16.424707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010165
observed f01d4c914ffd1b4c8214e888a6394d0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:16.405402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010165/manifest.json
observed bf2bde66d3a10572f78de6527564d07b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:16.384903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010165/publication.md
observed 34e76bcc6411fba4688a1361d116b2fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:16.365032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010165/publication.txt
observed b57af7a6696c504ed4eb315a420cd849...
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.