OpenTechnical

OT-2026-000073244

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000073244) never changes.

Identity and time

Publication numberOT-2026-000073244 · never reused
Internal UUID01a0ae92-efb6-7511-884c-68dc5b4940d0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073244
StatusPUBLIC

Content hashes

Canonical text2f6108509c8208982217c4254e8e390cd2ec390c0f958b39d9f5407a079ea353
Markdown9e576d9fced883e27e2dc69bcb01720e5054a36cb6941645b56f4c2d144e7425
PDF
Publication pagef9b89bf4ee69f4820abb096137f01cdb458846d70c2feac3f3f5cc6508ecaa3b
Manifesta261e225b6bd2ed03309063626adcc1118a19c56747208acca8fa03c68de8ee9

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
Signaturea3OTVtO+rtSdbsaKEk9ik8O0QzAz1ru5x1q3PLiudDBJPfv/n4ZCqOmn+ov/70/yv/9M2rhdtAXmmhUTa8BRAg==
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

2026-09-17T10:21:14.102360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073244
observed f9b89bf4ee69f4820abb096137f01cdb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:14.083008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073244/manifest.json
observed a261e225b6bd2ed03309063626adcc11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:14.061939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073244/publication.md
observed 9e576d9fced883e27e2dc69bcb01720e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:14.043687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073244/publication.txt
observed 2f6108509c8208982217c4254e8e390c...
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.