OpenTechnical

OT-2026-000012286

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, 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-2026-000012286) never changes.

Identity and time

Publication numberOT-2026-000012286 · never reused
Internal UUID01a0ae6d-39f5-74a0-9706-f6cc2f3b2522 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012286
StatusPUBLIC

Content hashes

Canonical text026f1fe6b44f825df9ed9279c6e9aafd15f398dfecc903ccfc9dfa28182637b2
Markdown1c42653026cfa4e284c647e2900ad19ed73cd76e7d2927def8b8dcbd1e34a7f7
PDF
Publication page6f0b3a164873ffd1f6c7293ef461a1ecd953c1ed863a815e94db584f8c4e3c9c
Manifest2339c0b94586777cb6cf0afd696bc154e0bfc7b8684518b3862bfc2c16969d43

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
SignatureCHcwpMUVmiM0PIlTcxHGb6wrzLVQJKtn0Ty+kzpCSw8YjmJ94M/rI1e3WviM1bBBy0HnnrgT2iLzUVOOFO/PBA==
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

2026-09-17T12:11:13.579581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012286
observed 6f0b3a164873ffd1f6c7293ef461a1ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:13.562016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012286/manifest.json
observed 2339c0b94586777cb6cf0afd696bc154...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:13.543919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012286/publication.md
observed 1c42653026cfa4e284c647e2900ad19e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:13.524614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012286/publication.txt
observed 026f1fe6b44f825df9ed9279c6e9aafd...
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.