OpenTechnical

OT-2026-000014261

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, pulsed blow-off before 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-2026-000014261) never changes.

Identity and time

Publication numberOT-2026-000014261 · never reused
Internal UUID01a0ae6d-b279-7b05-aec2-c259c267d268 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014261
StatusPUBLIC

Content hashes

Canonical text8bea60f8f725fe4e4681433bd6dbe56cb1617e3b800fa38767f9489572802770
Markdownaf22704f58f3bdeb854e67e0457988edaab8e850185b1349a7b7b02cd20d6f97
PDF
Publication page01b571380f2f8eba5a2b608be8ff70c5c3d9167ce08906220f293c2290d0765e
Manifestedf1276375ffcb6a6e6ce191a56dcd839072e81a744293fab6fbc9c1ecb949bb

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
SignaturesOZXA8B3lG3GuVn8S09QfmXymv0CCxcPPJOioLCcT7LhKpgSbPwqZmgt59SAEUkom6galQKn8CjFgSGhv+SJDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:07:28.043770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014261
observed 01b571380f2f8eba5a2b608be8ff70c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:28.011573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014261/manifest.json
observed edf1276375ffcb6a6e6ce191a56dcd83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:27.984743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014261/publication.md
observed af22704f58f3bdeb854e67e0457988ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:27.959498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014261/publication.txt
observed 8bea60f8f725fe4e4681433bd6dbe56c...
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.