OpenTechnical

OT-2026-000010139

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, manifold 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-2026-000010139) never changes.

Identity and time

Publication numberOT-2026-000010139 · never reused
Internal UUID01a0ae6b-cb7a-7ac6-bed0-caf63f4716fc · 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-2026-000010139
StatusPUBLIC

Content hashes

Canonical text851ca61e99331e29c3af7038391a7cba15922e8f0fe4a0c015ebac7507c29f70
Markdownc154ee869a300993063b451ca6fcc7b75e709c897481445d3bdb85a44e986df5
PDF
Publication page346d4d650ffe5fc2b178fbcd2cfac938e7779998b1ef4c38fc3b5ebba4ff390f
Manifesta02a5a684c0f1c2f5bb6e547deb28ae84d9775defffc9e474ffa6c556398cf45

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
SignatureDpWbR0Vw1nFjmoBNYk+v9FkSdN3iQwFvrWkIWGZhfWL9CcqnqBO9udJxrLp9Ajtn2PRbKpJ8IO9NbX6sbCJkBA==
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

2026-09-17T12:16:14.389721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010139
observed 346d4d650ffe5fc2b178fbcd2cfac938...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:14.369924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010139/manifest.json
observed a02a5a684c0f1c2f5bb6e547deb28ae8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:14.351491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010139/publication.md
observed c154ee869a300993063b451ca6fcc7b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:14.332072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010139/publication.txt
observed 851ca61e99331e29c3af7038391a7cba...
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.