OpenTechnical

OT-2026-000009053

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000009053) never changes.

Identity and time

Publication numberOT-2026-000009053 · never reused
Internal UUID01a0ae6b-31b8-7aae-9106-e743d8c4293d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009053
StatusPUBLIC

Content hashes

Canonical textc3545576bdb0a0268f113b4990f1fab5fae505f0b5c92db9d10604622ebde082
Markdownec137786f8b2c411b53d77fa37d744bc758d7c1faab4b000b9232ef8af1c600d
PDF
Publication page814b72d3ff463d375bd5c58a68d0cce452f5a0d4dece75f821ca64cbc2a86496
Manifestd24c811bae51e8a62cba9f9cc0e02238d625700befc5585f399f865ff24efcaa

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
SignatureqCO+qqd0PXd+6bYNSyQygL8UgjbUS3fc4ZRifxh3HwCiCUr6aTiJ2mCcwK4W2kwCmxvj74kR3UhfMe+baax7DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:20.499536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009053
observed 814b72d3ff463d375bd5c58a68d0cce4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:20.479425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009053/manifest.json
observed d24c811bae51e8a62cba9f9cc0e02238...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:20.458287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009053/publication.md
observed ec137786f8b2c411b53d77fa37d744bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:20.396227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009053/publication.txt
observed c3545576bdb0a0268f113b4990f1fab5...
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.