OpenTechnical

OT-2026-000063001

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000063001) never changes.

Identity and time

Publication numberOT-2026-000063001 · never reused
Internal UUID01a0ae8c-94a9-74dd-b788-e18256b9696a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063001
StatusPUBLIC

Content hashes

Canonical textb1c26e5660e49c2cf8bbebc0a746b756a45032277bc91a580ecac99a5a4957fb
Markdownc997b2909f25c1ecba6d3a82594808f5f80ef02b3ceb2bf342b2aa94f5ad5dad
PDF
Publication paged3ab5877c4b1706711cf34a92938a8c13e7c45a41e966392d441d1c777870a6f
Manifest72a1a82e2141ba83b829adefe18596ca11d12ffb82cb6b7e646b4e599d3b91a3

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
SignatureD6B2wtOZ0GT4Gr5qn41yTXUK8hfHdSVae0Wh5n0wj8GE7BF+bqyKNspAsaEP/sw1bTd8UlHvgNgk5OJyaV5uDg==
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

2026-09-17T10:40:32.093196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063001
observed d3ab5877c4b1706711cf34a92938a8c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:32.075778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063001/manifest.json
observed 72a1a82e2141ba83b829adefe18596ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:32.055783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063001/publication.md
observed c997b2909f25c1ecba6d3a82594808f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:32.028184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063001/publication.txt
observed b1c26e5660e49c2cf8bbebc0a746b756...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:44.616368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063001
observed d3ab5877c4b1706711cf34a92938a8c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:44.595663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063001/manifest.json
observed 72a1a82e2141ba83b829adefe18596ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:44.577743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063001/publication.md
observed c997b2909f25c1ecba6d3a82594808f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:44.560272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063001/publication.txt
observed b1c26e5660e49c2cf8bbebc0a746b756...
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.