OpenTechnical

OT-2026-000017934

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000017934) never changes.

Identity and time

Publication numberOT-2026-000017934 · never reused
Internal UUID01a0ae6e-96fc-77a7-a602-a85529b4b74f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017934
StatusPUBLIC

Content hashes

Canonical text9a802e8ec027d1fc3e5271cead4e4f1bb4537d64b7d960ece1e85b2a9f3f832f
Markdown24de10065f178c48904f4f1a353ee40fd3344a0685ba2cd650242ea29ddd4350
PDF
Publication page8c4bafef2b2f12c3e08c7ce595fe7d7f73878ff570256b0a3b7d93af112a786a
Manifest976914ea8a35f396b63d2fa7420e2366862efa010c66e0b9c35fff002815c83c

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
Signaturei8i9x2r4FMl614tdrhdZYq57kSRSODThqiYGBUy6THel4hhqSy6mYRSddoBgbJdrqZDatDduFbgC5Y/WRAWkBg==
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

2026-09-17T12:01:55.821107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017934
observed 8c4bafef2b2f12c3e08c7ce595fe7d7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:55.804514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017934/manifest.json
observed 976914ea8a35f396b63d2fa7420e2366...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:55.787337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017934/publication.md
observed 24de10065f178c48904f4f1a353ee40f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:55.770340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017934/publication.txt
observed 9a802e8ec027d1fc3e5271cead4e4f1b...
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.