OpenTechnical

OT-2026-000073064

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented before 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-2026-000073064) never changes.

Identity and time

Publication numberOT-2026-000073064 · never reused
Internal UUID01a0ae92-c816-75f7-947b-1593d8982285 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:10.336919Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073064
StatusPUBLIC

Content hashes

Canonical text9be95117d8a42c844642ec148e4bfd5a3a9312e81852c5404afa1eec934ba69f
Markdown9a2f0896f90f88dfc62843349f8e4effbf48c75c0ef0617d0b09c6697841c1f3
PDF
Publication page1a83d0850eec76f3c6dadc8a98ebe0e06a08fe9607a2c6a26d98721b2a7e6041
Manifestcdb0b57f00c403af8e802cd76cc9f6a301425e0a88bab9f8e6704146540fc611

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
SignatureuwA2389eSTRr3U7mF9rTYxw3F1khjIB1tsJ62ZKGDf0of+Zyq5zKCso/GmCiGftqADLDq7YVrzQFCXjhoGltAQ==
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

2026-09-17T10:22:00.712940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073064
observed 1a83d0850eec76f3c6dadc8a98ebe0e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:00.696457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073064/manifest.json
observed cdb0b57f00c403af8e802cd76cc9f6a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:00.679373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073064/publication.md
observed 9a2f0896f90f88dfc62843349f8e4eff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:00.662104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073064/publication.txt
observed 9be95117d8a42c844642ec148e4bfd5a...
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.