OpenTechnical

OT-2026-000015634

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two 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-2026-000015634) never changes.

Identity and time

Publication numberOT-2026-000015634 · never reused
Internal UUID01a0ae6e-0c4b-70c9-9e16-cd4c3315c156 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015634
StatusPUBLIC

Content hashes

Canonical text64de465bb0206f46f5a9d954b030ad54efec1071300579e13f8bfb66b81d354d
Markdown92f584ca1df8649d7260147d60cf4494c4c5ce4e3394e1b5636de55be5831281
PDF
Publication pageabad928b562d4d3ebc16988ca3610a42a77627d947bbffeba61aad834bbbbc4b
Manifestd4dac2a5d63530635d92b92f1c5804e87e33b4b2b66ed9508225d1e498658c6f

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
Signaturec6u6gwINsh6/YzphD5abQBVYNK0iZhGSJvMHeEf9x7ZYJJ3+WQs+a0MYQTNQjRtQiNW6hfHcePgWtP2qicytBA==
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

2026-09-17T12:04:53.252123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015634
observed abad928b562d4d3ebc16988ca3610a42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:53.233292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015634/manifest.json
observed d4dac2a5d63530635d92b92f1c5804e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:53.212563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015634/publication.md
observed 92f584ca1df8649d7260147d60cf4494...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:53.195905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015634/publication.txt
observed 64de465bb0206f46f5a9d954b030ad54...
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.