OpenTechnical

OT-2026-000079392

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000079392) never changes.

Identity and time

Publication numberOT-2026-000079392 · never reused
Internal UUID01a0ae96-0b91-78dd-8467-2a6daaa54750 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079392
StatusPUBLIC

Content hashes

Canonical text01def672d1ae380cfd913f06a743e9a40993ab251322e66c6614564c0f563f71
Markdowncbc1856e2845be78b7af70a8c02bcd258ed59bd3dae76155f6ff8994f395ee99
PDF
Publication page5424310f348e151cc4eea9618bd720fa0712e5efa76503292d0adb0bce3c5c80
Manifest6e748d89876c7754671b01fb614d166dc3a252ff275215991d29a3a42e9bcc7d

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
Signature0Lguil3r2IsoC6Ew0PNCL2wWeLppUQUgbKd210E7RzXGJsX8x6miaybBmrLnrr0QvXsEFNW9D1mTjEDbKdZeDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:05:00.889204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079392
observed 5424310f348e151cc4eea9618bd720fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:00.852379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079392/manifest.json
observed 6e748d89876c7754671b01fb614d166d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:00.833481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079392/publication.md
observed cbc1856e2845be78b7af70a8c02bcd25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:00.793624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079392/publication.txt
observed 01def672d1ae380cfd913f06a743e9a4...
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.