OpenTechnical

OT-2026-000045706

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000045706) never changes.

Identity and time

Publication numberOT-2026-000045706 · never reused
Internal UUID01a0ae7d-8f04-76df-bfe5-965d89de435b · 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-2026-000045706
StatusPUBLIC

Content hashes

Canonical textdf47da76a80e9eac852ab990414e335cf9689567c4c07bfccbad42b05a108d5b
Markdownc044ccc07a7e823d8d90b24adda80c123aaca2c4f57a407d73b46526596c5537
PDF
Publication pagee7dbc6f1f2c5b3d5527c3afd9b842a53827588a27a596b5cbb95578b493e8b38
Manifestbb22ea81a68da8fa47f001e29261b1cedf471617b0be7d1b716a0343d44c7adc

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
Signature1C8KX98gnKYVtLZgcto1kGexvb425c07xVA39WRl/1B515jzVZjvnuoY0A9A3mGkQCxRqDtn3bDfOqkCCYawCw==
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

2026-09-17T11:09:30.862115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045706
observed e7dbc6f1f2c5b3d5527c3afd9b842a53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:30.844654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045706/manifest.json
observed bb22ea81a68da8fa47f001e29261b1ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:30.826333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045706/publication.md
observed c044ccc07a7e823d8d90b24adda80c12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:30.807433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045706/publication.txt
observed df47da76a80e9eac852ab990414e335c...
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.