OpenTechnical

OT-2026-000038782

Publication integrity record

Foam pad vacuum gripper, three stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000038782) never changes.

Identity and time

Publication numberOT-2026-000038782 · never reused
Internal UUID01a0ae78-769e-77c4-b1fb-c89af03bd708 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038782
StatusPUBLIC

Content hashes

Canonical text5507c4edbf0db3712377feb49de252b7373095411a8bc64fb269028ea601610e
Markdown8ba788a024b2a4ec87d7629adccd47d76e40a661b3c46d7f01e7455dc7d5dfa5
PDF
Publication page91305cfed1a91a298199db08b0e9e242a4c981c0efec9ded6546f58573719b40
Manifestde3e6cb99decc89ab1bd1f96d4436fe2fa2f7a7e3483b21da4967ac4d6128964

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
SignatureC4ncSZ2rF0DnanjgwNXk87jG9pldslwos7OM3xlTJ8EBoKHCzbR9UNtkC/VDSGPBWxIvODci1cdQgb99p2AWBw==
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

2026-09-17T11:21:19.767812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038782
observed 91305cfed1a91a298199db08b0e9e242...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:19.750026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038782/manifest.json
observed de3e6cb99decc89ab1bd1f96d4436fe2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:19.732158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038782/publication.md
observed 8ba788a024b2a4ec87d7629adccd47d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:19.714093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038782/publication.txt
observed 5507c4edbf0db3712377feb49de252b7...
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.