OpenTechnical

OT-2026-000077334

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, vented after 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-2026-000077334) never changes.

Identity and time

Publication numberOT-2026-000077334 · never reused
Internal UUID01a0ae94-f509-704a-826d-4b6d65763eb9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:32.796581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077334
StatusPUBLIC

Content hashes

Canonical text94ba4b1378b84586841cc3a75f93a86beb999e55ed5cda84260e1964939f5ad4
Markdown6eb98de5f8c336950eed19a28fb3b7f749030cc9d474e9ccb3cbe2de695a2c10
PDF
Publication pageabcff5ef31a566862a062d3f87fda825f8a5e3620aa8f528056f5bf34b42ec28
Manifestf3c3908e8ae3c144df83c1f06261ecf1a66c2f8cec54c6b44c7fd74614efd062

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
Signatured+LPcqfwhi90CKJTNxmUOTNPZVmo4EDu2c1pqLO7qxsCyly1bswASzfuIf+xqNAPTIuz0El/9enavImA8HVDDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:08:58.447707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077334
observed abcff5ef31a566862a062d3f87fda825...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:58.427512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077334/manifest.json
observed f3c3908e8ae3c144df83c1f06261ecf1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:58.409171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077334/publication.md
observed 6eb98de5f8c336950eed19a28fb3b7f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:58.389994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077334/publication.txt
observed 94ba4b1378b84586841cc3a75f93a86b...
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.