OpenTechnical

OT-2026-000100127

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, 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-2026-000100127) never changes.

Identity and time

Publication numberOT-2026-000100127 · never reused
Internal UUID01a0aea3-3052-79b4-97d7-155487b607c2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100127
StatusPUBLIC

Content hashes

Canonical texta84d58ad323db4f608834443c263e61538a2db4417a64b479f262f877b9928ce
Markdown6bd77a132c507132a53e85fe68b14125f82bd6565ce2e3b75a39cc1f5d759d24
PDF
Publication page311cb0a5287da2702acf8c80f150e559be5c12349badd7b6ca75fd257227f1af
Manifest78a177a77409214fa4ff5acb8844b3113d1139a366a2dafb8f7e7b11860f7a11

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
SignatureQ2S1q04utWsuuzWw3b+KSGo5NQ0kuxSw3JyDHa0+NAqgunh2YWtbrg76YNBiSZzUT7vyqU1cYyuWlxeYjl1EAw==
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

2026-09-17T09:27:48.932762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100127
observed 311cb0a5287da2702acf8c80f150e559...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:48.911976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100127/manifest.json
observed 78a177a77409214fa4ff5acb8844b311...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:48.892609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100127/publication.md
observed 6bd77a132c507132a53e85fe68b14125...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:48.873353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100127/publication.txt
observed a84d58ad323db4f608834443c263e615...
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.