OpenTechnical

OT-2026-000104129

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, two 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-2026-000104129) never changes.

Identity and time

Publication numberOT-2026-000104129 · never reused
Internal UUID01a0aea5-341f-7177-8f1b-bf7130f5b507 · 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-2026-000104129
StatusPUBLIC

Content hashes

Canonical texte1bc538c6725f394dcb186dc7ea43f10ce8b3525deb2fb16d883fe4c4f80797b
Markdown468fde5fea7fcc6148e4e0d57516ab4c7253e79a860875e09576061b9b799dd8
PDF
Publication pageeab066f0e4b4e8b00ae8bb7725d2e362b5333f8ce30af56d67e0f65db97ceb85
Manifestd73d75e7f2b86baf4b7e5090a29002c737f8e9540b9ec9a82c6ca967d70c4883

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
SignatureVVkEOGto9JN7uikNVwY62WKJSy0vk5wLTcSaGGSo0aSbi9b0+vgASw2r3YTGzZsavReRzBUSrA65d8uQ/e7/Bw==
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

2026-09-17T09:20:12.542732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104129
observed eab066f0e4b4e8b00ae8bb7725d2e362...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:12.524684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104129/manifest.json
observed d73d75e7f2b86baf4b7e5090a29002c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:12.507931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104129/publication.md
observed 468fde5fea7fcc6148e4e0d57516ab4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:12.490054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104129/publication.txt
observed e1bc538c6725f394dcb186dc7ea43f10...
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.