OpenTechnical

OT-2026-000009903

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, pulsed 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-2026-000009903) never changes.

Identity and time

Publication numberOT-2026-000009903 · never reused
Internal UUID01a0ae6b-cb78-7021-a47f-07c3cd4ef4e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009903
StatusPUBLIC

Content hashes

Canonical texta93651190f91cd66de549ace46e7bb4a746f03455713a77569c44748a5890431
Markdownf79836fb872d1c5b424d8892acdf23d8ccda2c5eabe5370c73d2a6a88065ef25
PDF
Publication page3fce7c4c2ecbc3f8dddc4c3572aece1cacf9fde722ccaba276b3e22db982882b
Manifest9bccbe08f34f77f185463ebd72f30b8b70eb8888a4ddd7f4371cdbced85103be

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
Signaturet4v10h3H3C0ttCt9iXouyCocTxk6Mnu4c1AqdC+enANxEbRrnHpFtC7m4J/bgyPB/x4oMMQHMtWdnhI01hKuDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:15:46.369374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009903
observed 3fce7c4c2ecbc3f8dddc4c3572aece1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:46.349022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009903/manifest.json
observed 9bccbe08f34f77f185463ebd72f30b8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:46.281619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009903/publication.md
observed f79836fb872d1c5b424d8892acdf23d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:46.211820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009903/publication.txt
observed a93651190f91cd66de549ace46e7bb4a...
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.