OpenTechnical

OT-2026-000079398

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-2026-000079398) never changes.

Identity and time

Publication numberOT-2026-000079398 · never reused
Internal UUID01a0ae96-0b91-7f4e-87ec-3766ec542f67 · 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-2026-000079398
StatusPUBLIC

Content hashes

Canonical text15469d8d76349690ec8ee689f63131ea41bff66944ecf6d0011e7e223c734de6
Markdown41f823adca8912da92e070f5b181e7ec0a2228f64e768eda238d3155528e14e1
PDF
Publication page8872335e04b269b33c00915320564b8bacb2cef02e2c48128b6ebd25d7047efa
Manifest2905f8bd1897d88e40e49f62431ffb21048cb405d5d124a16582b64204556b22

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
SignaturebGGRutNyvMVlILlZY8oR9YN80+xJvTBHDzwYtQynkJfyw4IxhwJHzocNIQqW8sZrz926uenUWR7tYeIjnHvwBw==
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

2026-09-17T10:05:01.280979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079398
observed 8872335e04b269b33c00915320564b8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:01.260397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079398/manifest.json
observed 2905f8bd1897d88e40e49f62431ffb21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:01.240611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079398/publication.md
observed 41f823adca8912da92e070f5b181e7ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:01.220813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079398/publication.txt
observed 15469d8d76349690ec8ee689f63131ea...
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.