OpenTechnical

OT-2026-000083795

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, 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-2026-000083795) never changes.

Identity and time

Publication numberOT-2026-000083795 · never reused
Internal UUID01a0ae98-0417-777c-9b8c-1e2e53d2daab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083795
StatusPUBLIC

Content hashes

Canonical textdc71515c96ee0fbf56a72baf703406d4b53d062aa4b1c39c46b9d5d7cdb6e21d
Markdown47a000781990e82689cf9f80f0908ed1b329261be1a146044f448907f6dda2c3
PDF
Publication page522662ac6610316330a2adc23d554598ecf56ec15aa9460215bfe5a3b22bed95
Manifest7707d5f9f7174d6efb9f1d85d698f63651242e9b9b88ceade81df0487c69001e

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
SignatureA92YyiyyUtEeLaGohkLnkozQX5gwjRhV7Um5/trItzvjDdkJcb/x1NHrgMNlL0nRt+J0jAaROcz/R9FxtrHOAA==
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

2026-09-17T09:57:26.473329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083795
observed 522662ac6610316330a2adc23d554598...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:26.456988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083795/manifest.json
observed 7707d5f9f7174d6efb9f1d85d698f636...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:26.439929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083795/publication.md
observed 47a000781990e82689cf9f80f0908ed1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:26.424065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083795/publication.txt
observed dc71515c96ee0fbf56a72baf703406d4...
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.