OpenTechnical

OT-2026-000027611

Publication integrity record

Four bellows cup vacuum gripper, four zone face, three 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-2026-000027611) never changes.

Identity and time

Publication numberOT-2026-000027611 · never reused
Internal UUID01a0ae72-6999-7d38-9e0e-ab6e6d598ed4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027611
StatusPUBLIC

Content hashes

Canonical text91a07ae9d3b40eaf8671d7d71c8a369189dc8b7a65168e9b81ea83f7dfda9b15
Markdownd1de0a485aced9bcd97beb8166ca7ec9f7f3f8871a26fb63a07ef47e3e8ebfcf
PDF
Publication pagee4cebde128ee0dec847a00df6648e01c5abd2e2e074cfeafc53d49d61115e1f2
Manifestd5aa9b8a38dc2eac6603c18b09fdf44f9ef9c0f2e15dc6d030dd478c482c7fb2

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
SignaturecKczRiPBK8hTbHlx4QwGzQ3iBP/+Nl48eyUjVZovmCGnZUKocU9d/yhP4ThshqrMLNbg0qpl2ApzWAyFI1HEDg==
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

2026-09-17T11:43:07.810021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027611
observed e4cebde128ee0dec847a00df6648e01c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:07.792968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027611/manifest.json
observed d5aa9b8a38dc2eac6603c18b09fdf44f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:07.775978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027611/publication.md
observed d1de0a485aced9bcd97beb8166ca7ec9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:07.757608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027611/publication.txt
observed 91a07ae9d3b40eaf8671d7d71c8a3691...
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.