OpenTechnical

OT-2026-000104042

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, three stage ejector, pulsed blow-off after set-down

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-2026-000104042) never changes.

Identity and time

Publication numberOT-2026-000104042 · never reused
Internal UUID01a0aea5-341e-759b-8469-81e12721e5e7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104042
StatusPUBLIC

Content hashes

Canonical textf73cc36431c7e10a9862521479363dd0669d69c725d0c724a604bd4b8837670a
Markdown1b2e915ac181fc01bb85573497a0193752b914be1a322b6101f854ca61a4cb5b
PDF
Publication page170980f540cd5bf1fcdbb79a1b4782a8e8b4c60a9b7ce427c7cb9edddddafc9f
Manifestbe711d614abf0578c54892753f83ed2081beec1aa31df420954a32a64f1740e7

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
Signaturey11/jvihyLnTFQUIQzxXJwBDUglKWBYjBvo2TJDjCIrmB9AqHIW3MzhGyjwLBxSD9O8bB7pzmbzKqRGSHFGcDg==
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

2026-09-17T09:20:06.466424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104042
observed 170980f540cd5bf1fcdbb79a1b4782a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:06.445806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104042/manifest.json
observed be711d614abf0578c54892753f83ed20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:06.429412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104042/publication.md
observed 1b2e915ac181fc01bb85573497a01937...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:06.411836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104042/publication.txt
observed f73cc36431c7e10a9862521479363dd0...
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.