OpenTechnical

OT-2026-000076379

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, 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-2026-000076379) never changes.

Identity and time

Publication numberOT-2026-000076379 · never reused
Internal UUID01a0ae94-6a70-726c-a21b-db15224f7520 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076379
StatusPUBLIC

Content hashes

Canonical textf005b5011d060d3deb7f1d36c426847e2ee1c4cef6859cf8787fbc8b2559638a
Markdown5ff6e87fa0c7d30c964885dd4e58d8531cdefe04fcca3794008b8f861197f170
PDF
Publication page57e543fbf6c976d89e662de9ace2fdf35cafde66429f16bf0d0830811e132063
Manifestf36d1bee757acac6f41e41eafd6149e56140bc576d8c3124c223028d4877ef54

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
SignaturebVAFLp1mO3O5MqysM/58N2Pk/cg89xEKYFgA2gHJgUGcMfJBDmmPrQhZjbgreFNpWY2DhaMKpRAdpT/7xuslBw==
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

2026-09-17T10:12:15.132443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076379
observed 57e543fbf6c976d89e662de9ace2fdf3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:15.113286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076379/manifest.json
observed f36d1bee757acac6f41e41eafd6149e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:15.092907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076379/publication.md
observed 5ff6e87fa0c7d30c964885dd4e58d853...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:15.073020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076379/publication.txt
observed f005b5011d060d3deb7f1d36c426847e...
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.