OpenTechnical

OT-2026-000064186

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum 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-2026-000064186) never changes.

Identity and time

Publication numberOT-2026-000064186 · never reused
Internal UUID01a0ae8d-a45f-768b-a4b3-9a3f2d1f9403 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064186
StatusPUBLIC

Content hashes

Canonical text6e40e642101960545b89383c8308b0d4f726cbdd8f395d07bc97f611a5936fb4
Markdown1d7bae104a0ed1eb446b62842113815b280f4408b3eeb4ac96cf9376952a2791
PDF
Publication pageed8f7be20ae2071c248afecb34ea5542ae06bedce11b96cf81940c27ed86a88a
Manifestc1fa7fe89117e8bc8f9a70ef95d791f50df6093cf75c48eb52ea2286bfcc8aae

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
Signature6Rra8b58JFoe1VOwQmvlVATiQFtROLO95TgMMLSOBDL1rB2QX/9TgA3UT9pWWlFg70+5RZRLx3SFsLx9+QWtDQ==
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

2026-09-17T10:36:12.249927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064186
observed ed8f7be20ae2071c248afecb34ea5542...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:12.232576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064186/manifest.json
observed c1fa7fe89117e8bc8f9a70ef95d791f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:12.214976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064186/publication.md
observed 1d7bae104a0ed1eb446b62842113815b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:12.195127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064186/publication.txt
observed 6e40e642101960545b89383c8308b0d4...
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.