OpenTechnical

OT-2026-000098093

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, 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-2026-000098093) never changes.

Identity and time

Publication numberOT-2026-000098093 · never reused
Internal UUID01a0aea1-e963-76e5-82ba-815ea7ac304e · 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-2026-000098093
StatusPUBLIC

Content hashes

Canonical textee9b0ea6cf0d2d42370520d96fedb136409be6ef37583fd31c0a82b2ef5d8aed
Markdown553849f10c4d0c385b590f44071035fddc7e3fe295958cc9c7664a3f1076c1b6
PDF
Publication pagea03269c13607976cb3c63e8e721d37b9dfecfa38ee5c63aad851f545f222e7c8
Manifest87bd052cf6dac958965c94efe5a48a5e65fe53bdcd739d74c68f3c697af99c49

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
SignatureZSbv1YIrHPe4HRE/b59FJdJocc5ZLpCkjJHt3owkiVr2Uz3WALsKvYl/9EL7WFWUPe7oXSCGjsCSuYg/iHDPDw==
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

2026-09-17T09:31:13.760745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098093
observed a03269c13607976cb3c63e8e721d37b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:13.744692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098093/manifest.json
observed 87bd052cf6dac958965c94efe5a48a5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:13.726581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098093/publication.md
observed 553849f10c4d0c385b590f44071035fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:13.707591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098093/publication.txt
observed ee9b0ea6cf0d2d42370520d96fedb136...
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.