OpenTechnical

OT-2026-000102433

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, pulsed blow-off after 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-2026-000102433) never changes.

Identity and time

Publication numberOT-2026-000102433 · never reused
Internal UUID01a0aea4-8589-7e00-9637-b190118c2e12 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102433
StatusPUBLIC

Content hashes

Canonical text24458784bc541586b48730777da30daba47dc6984d0d46a2be260cd2bb7908c1
Markdown8e6665712fbd988e9e02c64ac93c5697e713d4f38f9137822df87a10cfb8f6c0
PDF
Publication pagea51cd69ab12d54e3377e39691b33a83681ca2aafce18d3ff5604e2a53fba0b6e
Manifest2c02fcca15b2316e2533646537770c2d0e21617253d8f238548b1c8ebb6a6024

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
Signatures7xN/GtTaeGuw80AB7MBoKjfZroQPhi7+H9xCBN+e0U0sOtuxtVO40nKhPBeojnw5t2rLmE2C+5aRTFvGwblAA==
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

2026-09-17T09:23:46.684100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102433
observed a51cd69ab12d54e3377e39691b33a836...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:46.664866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102433/manifest.json
observed 2c02fcca15b2316e2533646537770c2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:46.646625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102433/publication.md
observed 8e6665712fbd988e9e02c64ac93c5697...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:46.627339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102433/publication.txt
observed 24458784bc541586b48730777da30dab...
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.