OpenTechnical

OT-2026-000012744

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two 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-2026-000012744) never changes.

Identity and time

Publication numberOT-2026-000012744 · never reused
Internal UUID01a0ae6d-5562-7e8a-9a4b-b6a605e2c308 · 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-2026-000012744
StatusPUBLIC

Content hashes

Canonical texte98d9ac105037fc642beb18edf63bf85d91d4a88c08c001a38a119f6b957f7a0
Markdowna2a94e302ddd9179eb85c94bea2a448bf61694c9bf10541acb2ccfd805c0c7b2
PDF
Publication page7f4fdcac16ad94d4011551f8a9cce1f4d40e7c6b016ca827e29bde188f4d9e29
Manifest3c481784ed5e04ebc761cebc86d528d29b6793b2424cd85ee9f05c72b3b0d2c7

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
SignaturemVR/it5fpysu39D7rCG+m6HgYOuGVUOLqNA8T7ZaCAT7Ej2st5NoUQL7HBIDy3wZTX2AFx8mE3T5Nt7nBtxSDA==
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

2026-09-17T12:10:26.513995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012744
observed 7f4fdcac16ad94d4011551f8a9cce1f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:26.497152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012744/manifest.json
observed 3c481784ed5e04ebc761cebc86d528d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:26.477301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012744/publication.md
observed a2a94e302ddd9179eb85c94bea2a448b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:26.457560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012744/publication.txt
observed e98d9ac105037fc642beb18edf63bf85...
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.