OpenTechnical

OT-2026-000070679

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, 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-2026-000070679) never changes.

Identity and time

Publication numberOT-2026-000070679 · never reused
Internal UUID01a0ae91-8c2c-75fc-92ab-19216b4a9a4f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070679
StatusPUBLIC

Content hashes

Canonical text9287f228bd232a7003c44f5f183da0df35a51a4f52e95150e24054dd33b27881
Markdown33210795418eca38a27a2fc52fd231501081a9e7afeb2aa391b98f5a4bc57576
PDF
Publication pagee928ee96818c585e74f64350c7827d1c6f9e63368a73d72d559562a84faa529c
Manifest44afef4008bc7ba12e51c64ff654b849211446036c98563a229944d63decd9d6

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
SignaturegCuvsV054Dbrz05b584ffA/VmMvmDqX0+tGPcgkgjVW5M0cbIW8Ax9xWj6TJRCM20rUvDDghHjNnIRoWTAQ3Bg==
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

2026-09-17T10:25:21.492490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070679
observed e928ee96818c585e74f64350c7827d1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:21.476229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070679/manifest.json
observed 44afef4008bc7ba12e51c64ff654b849...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:21.458389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070679/publication.md
observed 33210795418eca38a27a2fc52fd23150...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:21.440333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070679/publication.txt
observed 9287f228bd232a7003c44f5f183da0df...
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.