OpenTechnical

OT-2026-000045013

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, 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-2026-000045013) never changes.

Identity and time

Publication numberOT-2026-000045013 · never reused
Internal UUID01a0ae7c-f767-7bc3-8d94-0d86711640dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045013
StatusPUBLIC

Content hashes

Canonical text5b25151b9de3bdecc31e29b06271bcd40433f9adcb01de40f2c477c1a3e5ab3c
Markdown5f8b2749bade203baf1c79af8010326a0796cb57f619bdbc859ff440664c3300
PDF
Publication pageb390cf31c920ae49b50040e5c5042c5f03020ad3863091e711433ab42075093a
Manifest26659dfd52557e2f29cd6cd0426db622346c1516784e45fe539247447a81ba18

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
SignatureMmXC+lvH1QMdN13c6jVxQrJVsQNMmVFCC9dHTw/zOy0ZIkR48A917cbUzmidepuMJQgUKI/dqNRKav5tkrFvCA==
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

2026-09-17T11:10:01.162934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045013
observed b390cf31c920ae49b50040e5c5042c5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:01.107459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045013/manifest.json
observed 26659dfd52557e2f29cd6cd0426db622...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:01.086846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045013/publication.md
observed 5f8b2749bade203baf1c79af8010326a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:01.011000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045013/publication.txt
observed 5b25151b9de3bdecc31e29b06271bcd4...
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.