OpenTechnical

OT-2026-000046772

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000046772) never changes.

Identity and time

Publication numberOT-2026-000046772 · never reused
Internal UUID01a0ae7e-d0f4-7cb8-87fa-c62d3a611e2d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046772
StatusPUBLIC

Content hashes

Canonical textb2f043c99722287a773ee404ed785daa9d404a880c56153e433ca55c83586da4
Markdown97042c9f6ebc19d691fb42937bc44d2d4687c669b19c76ebbcbcf391cc105daa
PDF
Publication page76344907ee69ffdd0a272508744c5453f499d73d30710dd4805e3f91394d6850
Manifestd5047334510f5cb25ed718cb87cf5ec689db92a35d32169fb8f4f3a7895bea5b

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
SignatureVPEzVPES6l2iTuXMuw7jWlbaXcp+Tupt+tk0N8uzCnYFV1/hlz+vX77qrWr3raJ0HcEVavTvI4yV7IHCEU0SAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:06:50.626709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046772
observed 76344907ee69ffdd0a272508744c5453...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:50.610220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046772/manifest.json
observed d5047334510f5cb25ed718cb87cf5ec6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:50.592924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046772/publication.md
observed 97042c9f6ebc19d691fb42937bc44d2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:50.574875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046772/publication.txt
observed b2f043c99722287a773ee404ed785daa...
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.