OpenTechnical

OT-2026-000097155

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, two stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000097155) never changes.

Identity and time

Publication numberOT-2026-000097155 · never reused
Internal UUID01a0aea1-01c9-7aef-a91a-bdad8d5cdaf7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097155
StatusPUBLIC

Content hashes

Canonical text8bec6dbd6938139de47d87e2f0506aec4b2fd2fba78c53ba791e72b0864f9884
Markdown502cc549b0647bfc0d83b39620168edd5471671d2c745ee781f49db0155fa07d
PDF
Publication page124b835cf22abdb774bf35b0f64c62fe650fae3bffec397e4982c7c73ed665f9
Manifest84a48e48497c81b5678913d2941166c34d227421d5958d95246bd1eaa06190bb

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
Signaturetr5mpdkkuLbrxdMFRPFWYtrdt5foZELWlZrmPWL9PwsyhpF/DuEZO9+cIapqWB0vroJQ4gXFNQS0/SXS6VPiAw==
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

2026-09-17T09:10:58.196356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097155
observed 124b835cf22abdb774bf35b0f64c62fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:58.178649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097155/manifest.json
observed 84a48e48497c81b5678913d2941166c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:58.160435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097155/publication.md
observed 502cc549b0647bfc0d83b39620168edd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:58.138540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097155/publication.txt
observed 8bec6dbd6938139de47d87e2f0506aec...
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.