OpenTechnical

OT-2026-000035499

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, 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-2026-000035499) never changes.

Identity and time

Publication numberOT-2026-000035499 · never reused
Internal UUID01a0ae76-b4c4-79d4-8d82-f6ddc28214c4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035499
StatusPUBLIC

Content hashes

Canonical text634c3a75e99445999d0b17223947fab0fffcb5400def4462b88ba1999b49de02
Markdownb953dbb5835d81e39ea8781c7ac5cee43cf871f63fe506f12fef3a6ac7760ae1
PDF
Publication page2352e68272361ea329964461c2459d908e174441fc7621293fe03cac29b3b24b
Manifest997449162e92f17e5a14de4c418f207f6a9bdb35a215ccab56823e6b600fba44

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
SignatureLtAgVGFsykn8UWU8+770Evf1HjZarJOpx7QESCf3WRzHtS3rbuOK4573y+CrxbZPBu3qEJCbcDlDbLNzBceHBg==
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

2026-09-17T11:26:54.935298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035499
observed 2352e68272361ea329964461c2459d90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:54.917437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035499/manifest.json
observed 997449162e92f17e5a14de4c418f207f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:54.901024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035499/publication.md
observed b953dbb5835d81e39ea8781c7ac5cee4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:54.881908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035499/publication.txt
observed 634c3a75e99445999d0b17223947fab0...
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.