OpenTechnical

OT-2026-000034263

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000034263) never changes.

Identity and time

Publication numberOT-2026-000034263 · never reused
Internal UUID01a0ae75-df0d-71c4-95ab-bd5c0be628ff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034263
StatusPUBLIC

Content hashes

Canonical text748b56fae236434d3fd73f72f4bcbe32410b0fcf395cafc42c3b98a2599aa3e4
Markdownc5d3c54f31301b990b4a989d42edf9044d0bf441428404de8b88ae564a54b986
PDF
Publication page727b3f15b00abb56073642cc29f1671f4f2168ab6521e4a37632379e44b56232
Manifest6a00029d35392843818839ca19df0ead8bd604c2955100f66efd17811a78d51f

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
SignatureGfhajy0lUhHBch9fUUheMnr5mGjc4GF7WF0cov6rOZhAvKcqx/lK0+N4BY8Fvzu/VSC9S3EcDvokvypEfOR5BA==
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

2026-09-17T11:30:49.369399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034263
observed 727b3f15b00abb56073642cc29f1671f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:49.352571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034263/manifest.json
observed 6a00029d35392843818839ca19df0ead...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:49.334401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034263/publication.md
observed c5d3c54f31301b990b4a989d42edf904...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:49.317052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034263/publication.txt
observed 748b56fae236434d3fd73f72f4bcbe32...
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.