OpenTechnical

OT-2026-000096837

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000096837) never changes.

Identity and time

Publication numberOT-2026-000096837 · never reused
Internal UUID01a0aea0-a4ad-7bce-b034-01811264dd43 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096837
StatusPUBLIC

Content hashes

Canonical texteb1e952b0f521c63ba42ba383b45b37117278398519609d7d6ff93377c966113
Markdown75549b32b049ed6cba6f6d305bb7591d41e380cc3cecdee3ee7e082c82a41568
PDF
Publication page72436db981fa67b63f2fb99b57606479524154df47fd608fe98892563b129a65
Manifest3d17c601817376841239fe29a45e1b7d2c13e570284bfe9d1aa97bcebc4932f2

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
SignatureQ8qjJW5dpAW4jrvtEV3oMfKopar+HQ6LQ2JX2TVmb4ijZtjHauKD1rwMXSk34Hz65M8UKAOM2BuT/Fy1U3ucDg==
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

2026-09-17T09:34:26.077408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096837
observed 72436db981fa67b63f2fb99b57606479...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:26.060076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096837/manifest.json
observed 3d17c601817376841239fe29a45e1b7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:26.043395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096837/publication.md
observed 75549b32b049ed6cba6f6d305bb7591d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:26.025391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096837/publication.txt
observed eb1e952b0f521c63ba42ba383b45b371...
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.