OpenTechnical

OT-2026-000023763

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, pulsed blow-off before 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-2026-000023763) never changes.

Identity and time

Publication numberOT-2026-000023763 · never reused
Internal UUID01a0ae70-aed5-7ad6-a1c1-9a5cdab5ea96 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023763
StatusPUBLIC

Content hashes

Canonical textc5e077a5eee1ebf3eac118486f5a6381e9a3006c1d7cbda898ff32f5409dbd02
Markdown3c9fb83b01941d033b2d1ef060e2dcc05e781ccd6946b39a835296d388026c58
PDF
Publication pageb6860fde106978865380810ba4f2ea30ffdc68e8e3ab7ce1f5c49d2c69d41671
Manifesta4ebecef011fa5eaba91be51e7f34e03d41a1ddcba4e8e00b9143079f294a430

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
Signaturef+JnRyt58IUlEQLpRCTFbGDAFN0MtHYC5fQ4fA2Vpsg04jlobj3fjejTWoQ32o+2RnwhWe/3r6vc6JTBgF8DCg==
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

2026-09-17T11:50:13.455488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023763
observed b6860fde106978865380810ba4f2ea30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:13.398439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023763/manifest.json
observed a4ebecef011fa5eaba91be51e7f34e03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:07.154841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023763/publication.md
observed 3c9fb83b01941d033b2d1ef060e2dcc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:07.128702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023763/publication.txt
observed c5e077a5eee1ebf3eac118486f5a6381...
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.