OpenTechnical

OT-2026-000101159

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, sustained 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-2026-000101159) never changes.

Identity and time

Publication numberOT-2026-000101159 · never reused
Internal UUID01a0aea3-c378-7217-823d-ff8801645dfc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101159
StatusPUBLIC

Content hashes

Canonical text7a5bfad71645a287cf0f5d94934dfb2d1e9327ff0b6725492ef6324650eff753
Markdown9b40dce939b12ffc0ae10e949b320edeb44d55fbe956cb0e5be1d60c8c14b211
PDF
Publication page5c682ee234aabb84a4eb1734c1ace98209993e1e8c82758de3496e3070339c28
Manifest11a3781f8da42490ad41ed93c7b5825ad211a83f588f3b3127f778d3590ceb89

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
SignaturegEf9ACSnUhemWppZdV3aKINyEE3UUJlKE7/1lwaAXVJkd54hsT79SEoQ7z3A+7cnp2m8oPkfH9fc7OmnTrpDDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:47.827717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101159
observed 5c682ee234aabb84a4eb1734c1ace982...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:47.797682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101159/manifest.json
observed 11a3781f8da42490ad41ed93c7b5825a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:47.780836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101159/publication.md
observed 9b40dce939b12ffc0ae10e949b320ede...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:47.762654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101159/publication.txt
observed 7a5bfad71645a287cf0f5d94934dfb2d...
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.