OpenTechnical

OT-2026-000100652

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, pressure sensor per zone, sustained 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-2026-000100652) never changes.

Identity and time

Publication numberOT-2026-000100652 · never reused
Internal UUID01a0aea3-66f3-7a56-a795-0f8d2d776507 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100652
StatusPUBLIC

Content hashes

Canonical text69beb03eba7361a549378f7d29bf9452b612206a68ed8757122d5f106c9681ac
Markdown9f03bd562ee4ec903120b39914513f7e7ed7dc6213b70c605c4520d29608a1f7
PDF
Publication pagebae016525a63af3663a333df18d0ba8d83bda3b31cefe93d00f7c1a9b0640801
Manifestff9e715f625823e836573b10c618f9233173cc9a7d0725d748b0d3c3f3064405

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
Signaturex3H0gn8keCM/tGkBIamvhWLM36/5PuN/C6kADPohU8hv8uZUMqf8mp3dT1qo6Tp3A/u6uDGqQdK5vW9lpkCRAg==
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

2026-09-17T09:27:27.512952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100652
observed bae016525a63af3663a333df18d0ba8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:27.493526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100652/manifest.json
observed ff9e715f625823e836573b10c618f923...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:27.475467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100652/publication.md
observed 9f03bd562ee4ec903120b39914513f7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:27.457903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100652/publication.txt
observed 69beb03eba7361a549378f7d29bf9452...
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.