OpenTechnical

OT-2026-000045745

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained blow-off after 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-2026-000045745) never changes.

Identity and time

Publication numberOT-2026-000045745 · never reused
Internal UUID01a0ae7d-8f04-7ae7-b3ec-c86f6dead7cd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045745
StatusPUBLIC

Content hashes

Canonical textdbd7c822c8b6e19cc6678ea9f583a086bcbd3368ff3acc26d0cc3ec8f30f2c78
Markdowna5046d138ca107336ad55828d81d8eb4631c646a9b4f9783c25c6895bb96970e
PDF
Publication page055e6ecd563b7a178291055be51729ab05cf9d53bf030d3997eb2bd02e8847fc
Manifest1f74b8d0d85ab2d315ffade7287e82d5b9f0c0145794073b2b7e9c5febb47f89

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
SignatureDu1AHMH4hSLhQP57BnwTgxsMCAUY8f+R8/HzNiSlNahQY/s7u9vvgFQ6le3DW58tlCTCnnB+IundfC4dORMVAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:09:33.977792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045745
observed 055e6ecd563b7a178291055be51729ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:33.957724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045745/manifest.json
observed 1f74b8d0d85ab2d315ffade7287e82d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:33.939105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045745/publication.md
observed a5046d138ca107336ad55828d81d8eb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:33.919995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045745/publication.txt
observed dbd7c822c8b6e19cc6678ea9f583a086...
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.