OpenTechnical

OT-2026-000083326

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented after set-down, on a tool changer

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-2026-000083326) never changes.

Identity and time

Publication numberOT-2026-000083326 · never reused
Internal UUID01a0ae97-c964-743d-9fd5-05c56426c51e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083326
StatusPUBLIC

Content hashes

Canonical text6b3ec36d13c3eb467999ef0346f90447b879d6d0b61d4d03de2801ec66474180
Markdownf8796106fb30465b1083ba2b8e1aca6b3effe3862a6436b8b8e2e76508f02827
PDF
Publication page7abd17038cf3264d547572dd43d69093a31c926b94cb489a35e12e25b8e315ab
Manifestf0d4ed9db2d6952a3baac18ca18743077cd48ff4c527505acfa6ad1560a18557

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
Signature4ErfxeU6MwCKS9imYzilSONZ3r0n+5rNfawQ7jBLCbOsUOaIBTUAm6mMeb6jr4suh0WJawo0etEAe6av3vOeAQ==
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

2026-09-17T10:00:35.570214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083326
observed 7abd17038cf3264d547572dd43d69093...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:35.545439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083326/manifest.json
observed f0d4ed9db2d6952a3baac18ca1874307...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:35.524897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083326/publication.md
observed f8796106fb30465b1083ba2b8e1aca6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:35.502723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083326/publication.txt
observed 6b3ec36d13c3eb467999ef0346f90447...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:43.440964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083326
observed 7abd17038cf3264d547572dd43d69093...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:43.424494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083326/manifest.json
observed f0d4ed9db2d6952a3baac18ca1874307...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:43.407908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083326/publication.md
observed f8796106fb30465b1083ba2b8e1aca6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:43.391804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083326/publication.txt
observed 6b3ec36d13c3eb467999ef0346f90447...
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.