OpenTechnical

OT-2026-000083386

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, 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-2026-000083386) never changes.

Identity and time

Publication numberOT-2026-000083386 · never reused
Internal UUID01a0ae97-c964-79ed-a1d3-639c85c0e6cd · 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-2026-000083386
StatusPUBLIC

Content hashes

Canonical textcba734aa8b253624f5955f31f1cd13f7e493a6d385d95f755da416e0eff775fc
Markdowndd2c7e851c75023723e7aa9f604c6bb965bdcf0fa22289e0b0d6a57030860c3f
PDF
Publication page81eb34e482f5868fdb93b7a6d1a168ce68dfdb24db245cb5bb9f8d6493e96fc0
Manifest73f13709348386e3fc0cf62ebcc6e23668f47c972cb5a614e25b68e866eec8da

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
SignatureDqh3oFhvSgx9X8GhBUuZ141WKzjbE4hjS0QFBr7jbyVVLFfPyLtdHZ04MEGAkVb+nJxKnv0d+psYa5zLCLLcDQ==
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

2026-09-17T10:00:49.835061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083386
observed 81eb34e482f5868fdb93b7a6d1a168ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:49.809017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083386/manifest.json
observed 73f13709348386e3fc0cf62ebcc6e236...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:49.780968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083386/publication.md
observed dd2c7e851c75023723e7aa9f604c6bb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:49.758580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083386/publication.txt
observed cba734aa8b253624f5955f31f1cd13f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:47.467844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083386
observed 81eb34e482f5868fdb93b7a6d1a168ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:47.452300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083386/manifest.json
observed 73f13709348386e3fc0cf62ebcc6e236...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:47.437565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083386/publication.md
observed dd2c7e851c75023723e7aa9f604c6bb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:47.422439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083386/publication.txt
observed cba734aa8b253624f5955f31f1cd13f7...
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.