OpenTechnical

OT-2026-000038832

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000038832) never changes.

Identity and time

Publication numberOT-2026-000038832 · never reused
Internal UUID01a0ae78-769f-73ea-b5d9-2fd2c779f1f7 · 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-2026-000038832
StatusPUBLIC

Content hashes

Canonical textb9b09f2f46459f028ce2bb14a6bcbfa5ac2cfd4bcd2776fc224a0bccdb7857ec
Markdown39cf1d2ea9073c98f38cb004779bc70185f807130e452fa9457a2047c435bb87
PDF
Publication page3c2abc09555e97836fe1d05b0534857d28f1e91bc3a668cd7b8243280632c6f1
Manifestac578d8f3e8d52dc8eeec239ba681e0a3eee2fbf987606a17f6e00514919b026

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
Signature7e1Hym/N5vtimTArC/8pCg7H4m/PJb4t4yLieRWKWbDmygLOYia2AAht8gFFrOqj1/S6vgEjNHsdaZzOr9KjBg==
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

2026-09-17T11:21:23.866756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038832
observed 3c2abc09555e97836fe1d05b0534857d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:23.848266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038832/manifest.json
observed ac578d8f3e8d52dc8eeec239ba681e0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:23.830531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038832/publication.md
observed 39cf1d2ea9073c98f38cb004779bc701...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:23.811810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038832/publication.txt
observed b9b09f2f46459f028ce2bb14a6bcbfa5...
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.