OpenTechnical

OT-2026-000097433

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, pump fed, supply line pressure sensor, 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-2026-000097433) never changes.

Identity and time

Publication numberOT-2026-000097433 · never reused
Internal UUID01a0aea1-55b3-792f-b246-0ec02073cb1f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097433
StatusPUBLIC

Content hashes

Canonical text06e2f9846449c5e062765909d00b09d66d7a6ddac0e4ffed7495354c2809a64b
Markdown40db348e68df1d73c75dde9b59646413ad54a9ce49a165d6224d833d62ec0b9a
PDF
Publication pageffae4f3f0a1ec283937abf4a9532ba26fadcadeaa2aa84208ec0e220048ab579
Manifest43e64eb2cf32e5a8e566cd93872c66f63cfbf1fa7fbe5f423d2b43f38bff42ed

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
SignatureXLslGgqAk95iY40Z76xx0cUIkkJ7EM3ylg8E1Rb5MCpQkGExU+aFw5mW40hCfXZB5wjvbmR3NmqOGzjAGcMMAg==
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

2026-09-17T09:33:17.434863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097433
observed ffae4f3f0a1ec283937abf4a9532ba26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:17.417624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097433/manifest.json
observed 43e64eb2cf32e5a8e566cd93872c66f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:17.398937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097433/publication.md
observed 40db348e68df1d73c75dde9b59646413...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:17.378763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097433/publication.txt
observed 06e2f9846449c5e062765909d00b09d6...
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.