OpenTechnical

OT-2026-000098163

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, pump fed, 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-2026-000098163) never changes.

Identity and time

Publication numberOT-2026-000098163 · never reused
Internal UUID01a0aea1-e964-7c93-ac9a-1a869d1b4c7d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098163
StatusPUBLIC

Content hashes

Canonical text6ca0fcd443dc5475afaec970cdc5787caad7ff5937a883528eb6f0047cad6c23
Markdown03c87638c1d81f5e1c86220f1932b21b191aa4ca70d51cd2e34db65d41316881
PDF
Publication pagec1b79660610bc3d2f36da71b44352945a234293ae282b4d4a4c1e4cd97e0e4e3
Manifestdbb5bde93ad5dd138f1b721714af14bee9890f59a3c77453b0b54d4413d20428

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
Signature0nSFxfYdgQBRrQu6w6+5qxZIzVkPsOwAJqby+SrocDphMz13Q/KYM+wgSRKAO9CxMzcdIi0fmX/4wKqGtozcCg==
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

2026-09-17T09:31:18.903385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098163
observed c1b79660610bc3d2f36da71b44352945...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:18.887008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098163/manifest.json
observed dbb5bde93ad5dd138f1b721714af14be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:18.870543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098163/publication.md
observed 03c87638c1d81f5e1c86220f1932b21b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:18.853439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098163/publication.txt
observed 6ca0fcd443dc5475afaec970cdc5787c...
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.