OpenTechnical

OT-2026-000065147

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, two stage ejector, 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-2026-000065147) never changes.

Identity and time

Publication numberOT-2026-000065147 · never reused
Internal UUID01a0ae8e-1df9-77da-9151-be2821ed97bb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065147
StatusPUBLIC

Content hashes

Canonical text7bad46fe44bc8a817ab9bc148a23ff066aa40a143b958f8c3db5eaa7b834b761
Markdownc7a4e78908333efb234a0b0d058b2cf523ef8e5dd981aca530038b509ed897e8
PDF
Publication pageade6e164faf5c363f7b0258133fa367c907ae232db0f0a0586d6e55c92f6dde6
Manifest3582b9f8b086aa9a9dcb08935b3ea217e16755380714c89bc3a683fbe5f463c0

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
SignatureD457QLub4YkaEDn7mV38r7enT2nTneivX6R259m28CeHjo8+oI8NP7A/Qey1JdbBnhM9MktxqqLmhfbZOfGiBQ==
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

2026-09-17T10:34:58.964414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065147
observed ade6e164faf5c363f7b0258133fa367c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:58.947590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065147/manifest.json
observed 3582b9f8b086aa9a9dcb08935b3ea217...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:58.929593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065147/publication.md
observed c7a4e78908333efb234a0b0d058b2cf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:58.912532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065147/publication.txt
observed 7bad46fe44bc8a817ab9bc148a23ff06...
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.