OpenTechnical

OT-2026-000012653

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single 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-2026-000012653) never changes.

Identity and time

Publication numberOT-2026-000012653 · never reused
Internal UUID01a0ae6d-5562-738b-9ba3-8f77e06041eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012653
StatusPUBLIC

Content hashes

Canonical texte375f1b98903b31cbd1559a6c8ba332216b838f63968bc8c5289ce6d0566e139
Markdown8a8598602ee01dac0bdede220c4dfabb9da214f8ecc5a28a94fd7431b422a71d
PDF
Publication page5367a859614504dd0ae3b459d4515ee0f5c767881cf21cc6ff9eaf4da1aa52d2
Manifest99f8e08a6e2ec48e0b08f00a78b88627d0319675a808bfc30ec819e95192c718

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
SignatureztuL5rEnmjQP1LepTRwEXkUj+TJgKZ9Llrcx3coh1bJ+fSLoHhKnqtZNbajZG59ycaikU8FzwnA4wTOP8jkQBQ==
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

2026-09-17T12:10:17.293311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012653
observed 5367a859614504dd0ae3b459d4515ee0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:17.273584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012653/manifest.json
observed 99f8e08a6e2ec48e0b08f00a78b88627...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:17.251403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012653/publication.md
observed 8a8598602ee01dac0bdede220c4dfabb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:17.228216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012653/publication.txt
observed e375f1b98903b31cbd1559a6c8ba3322...
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.