OpenTechnical

OT-2026-000017674

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000017674) never changes.

Identity and time

Publication numberOT-2026-000017674 · never reused
Internal UUID01a0ae6e-96fa-7c98-a53b-263b922437ba · 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-2026-000017674
StatusPUBLIC

Content hashes

Canonical text23a4e022f47dcd39ce9711b606b84c48f94067548e8f433bceea52c94df0d97d
Markdown7b9f38a5570467bcf7f755288276d278115aed696d00e11fded0678541e112b5
PDF
Publication page7e235aa9151b2caf2534f7abd912d62b17c2fe1aee03994ffea3eeb6d4ec0bbf
Manifest6e0c33473ebca65cbe3652d4eba3ff22bf9080ed5f8a289c50206720fb246b31

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
SignatureoE6LA7ahWa8mJm6rsb3MjEaFmYnewXACPUe3htytT8Lwix7dqQy/Fz9FNgMjmjIoiCFK9jVBuW+rJIc5El9vCA==
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

2026-09-17T12:01:36.763161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017674
observed 7e235aa9151b2caf2534f7abd912d62b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:36.746869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017674/manifest.json
observed 6e0c33473ebca65cbe3652d4eba3ff22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:36.728778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017674/publication.md
observed 7b9f38a5570467bcf7f755288276d278...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:36.709258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017674/publication.txt
observed 23a4e022f47dcd39ce9711b606b84c48...
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.