OpenTechnical

OT-2026-000040373

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000040373) never changes.

Identity and time

Publication numberOT-2026-000040373 · never reused
Internal UUID01a0ae79-2701-75c5-85a9-d19d52fc3095 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040373
StatusPUBLIC

Content hashes

Canonical text637a632f41a7dd01041a8b4a85012a56b88f6fe729bbb0f52c5b11870bdebf4f
Markdown8891a00be2227cf75821e3ebff5535ac80bfb52bb9985573d387c8d0ee7e49d0
PDF
Publication page3487375f2081ffb1b1505547395da2b9a61d83ac2d568db2842a2ed7beeaa0bf
Manifest82aebaf2c6a349afd7baab685d06e793b518ef161358d8c42e9b4846dcf2c488

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
Signature7arXw3h5dINfR0L2viPZ2bIO7aAGPuUkxgv70C4ZDH/xKXlPK7SRTAwqXjWSe2uaLrMutbISx9jYR/MDeqypDQ==
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

2026-09-17T11:19:23.598581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040373
observed 3487375f2081ffb1b1505547395da2b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:23.581291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040373/manifest.json
observed 82aebaf2c6a349afd7baab685d06e793...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:23.563264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040373/publication.md
observed 8891a00be2227cf75821e3ebff5535ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:23.543195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040373/publication.txt
observed 637a632f41a7dd01041a8b4a85012a56...
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.