OpenTechnical

OT-2026-000076722

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, manifold 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-2026-000076722) never changes.

Identity and time

Publication numberOT-2026-000076722 · never reused
Internal UUID01a0ae94-b06f-7e7c-8c6d-ffa768e97070 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076722
StatusPUBLIC

Content hashes

Canonical text0ddaba9092016e5b41a8ad0844714464e5849af48e665da6ec40cf66bcaa9bce
Markdown5e0dfdfc39f39103875bbdb659d6c7929d620c3a75f5d5f64d3ce8e3a013cfb4
PDF
Publication page5fceffd35efa99f56e7bb4818f9863bb9711094d27a2d2187dcf02afcfc69886
Manifest22a8b0470554cee3edb6658563739232ee72279131bb7bc8f5f6833c59f7a173

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
SignatureSCa0A1obFpyCvcCQ0thVBSfx4OfGclp+yteK/Vjjdpee6mjxpI4GQuGi1+UIDZJcLgRAPgQAR7nbOrLvYzgeDA==
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

2026-09-17T10:09:29.956462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076722
observed 5fceffd35efa99f56e7bb4818f9863bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:29.937407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076722/manifest.json
observed 22a8b0470554cee3edb6658563739232...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:29.915630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076722/publication.md
observed 5e0dfdfc39f39103875bbdb659d6c792...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:29.780812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076722/publication.txt
observed 0ddaba9092016e5b41a8ad0844714464...
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.