OpenTechnical

OT-2026-000104349

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, pulsed blow-off 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-2026-000104349) never changes.

Identity and time

Publication numberOT-2026-000104349 · never reused
Internal UUID01a0aea5-3421-70f5-986e-f2c5f461c52e · 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-2026-000104349
StatusPUBLIC

Content hashes

Canonical text463a28bb42e0a31fe991d1eccd0985567965829857f5743e2d3d2bea5fe78955
Markdown1a28534854de93eb4b093f4dba4e9eeca1fe621029ea07098299ca0aedf3b2ae
PDF
Publication page1d499bad6e2c14a699ced0d19a344fe2fa3143c416fc71c872a200a600124425
Manifest1dc61915dfa8aa3941465166464ae669c50000c63a7ffeb0061aecba26044b14

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
Signature8xDZqVvnJA9hm4mYOdqrrQQuw94TTobe3XIjwlevFjV1Q2ZUFoxFnnAeADOx3F4TspnSHk614uewpwRYvu/5Ag==
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

2026-09-17T09:21:36.345553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104349
observed 1d499bad6e2c14a699ced0d19a344fe2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:36.328652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104349/manifest.json
observed 1dc61915dfa8aa3941465166464ae669...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:36.311128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104349/publication.md
observed 1a28534854de93eb4b093f4dba4e9eec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:36.293948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104349/publication.txt
observed 463a28bb42e0a31fe991d1eccd098556...
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.