OpenTechnical

OT-2026-000101625

Publication integrity record

Three cup vacuum gripper, three zone face, single 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-2026-000101625) never changes.

Identity and time

Publication numberOT-2026-000101625 · never reused
Internal UUID01a0aea4-0e16-7189-b59c-3f40c927cc60 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101625
StatusPUBLIC

Content hashes

Canonical textda67188a15d48731a71f5d0cbc59ab7705a2c48eacbb1adb36cc9934d6c70ed3
Markdownedf5696c81edb6b05118c3ca4dbd37daa2779134412e46cd5c038196733f3d48
PDF
Publication page7d69fa42cf2352eb86b2c5db0c9fbbaa203e139693bbd18fe6b57e83f040efb6
Manifeste70035b50d0695e8347f7e7a4cecdfa414d72e3e615b5e6c0f67c4973a876594

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
SignatureeS18gUbGVlDEDBEQcUQpvLqQ+mQJ+cTMsiTRN5o14EoFSkXcVr26DkrvWqA4nc3GsQNYeTMLH6dcjVlXhvs3Cw==
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

2026-09-17T09:25:44.939567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101625
observed 7d69fa42cf2352eb86b2c5db0c9fbbaa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:44.919354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101625/manifest.json
observed e70035b50d0695e8347f7e7a4cecdfa4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:44.900035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101625/publication.md
observed edf5696c81edb6b05118c3ca4dbd37da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:44.882181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101625/publication.txt
observed da67188a15d48731a71f5d0cbc59ab77...
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.