OpenTechnical

OT-2026-000097113

Publication integrity record

Foam pad vacuum gripper, four zone face, 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-2026-000097113) never changes.

Identity and time

Publication numberOT-2026-000097113 · never reused
Internal UUID01a0aea1-01c9-7be7-94eb-b53b5717b1f0 · 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-2026-000097113
StatusPUBLIC

Content hashes

Canonical text171015c2dbf177eb43ca5161f10f6fbf7497611c2a0c19acbf5c0e8df35786b9
Markdown268d81f07d1285a7ca3d0d58acd479f3e71a70cf28d6c3db7d22f64f787d394e
PDF
Publication page266af6596e37d7e092d454afd4e83ddf72c96fc11a559b9b5a468a4e8ff2aa38
Manifestddeb52d60d0b50c3edcbacf16e2179062a58611756f2d856b3c2c38d84ca3a25

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
SignatureAzjMasUPVP8b2WpC9RmR0b3Whnq2gtU61N8liYdyzeGI9DfcOV2j+vs/sNrW3CXBZ0fQSiWipx45XxBSWhPcDw==
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

2026-09-17T09:10:51.101268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097113
observed 266af6596e37d7e092d454afd4e83ddf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:50.956599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097113/manifest.json
observed ddeb52d60d0b50c3edcbacf16e217906...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:50.937698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097113/publication.md
observed 268d81f07d1285a7ca3d0d58acd479f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:50.917505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097113/publication.txt
observed 171015c2dbf177eb43ca5161f10f6fbf...
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.