OpenTechnical

OT-2026-000019650

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000019650) never changes.

Identity and time

Publication numberOT-2026-000019650 · never reused
Internal UUID01a0ae6f-1fb3-761a-8c15-e2f97e94a28c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:13.354643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019650
StatusPUBLIC

Content hashes

Canonical text1fe89baf6788fccb258f24640c3491e89a502e3d84b0d888ca7ac62720101d33
Markdown6de63ad6f77a387349bcb1966415ce78c34269073def76896da869e53a528c33
PDF
Publication page70c3317f8001e5427471abeee8d15b7303b9f27612bc997160dc98c1913b40e7
Manifest083f17abafa93b0e17bf85f4e5e4776beeaaf038ba279a6d02d2d4f093e030d9

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
Signature1cDvz5G+H1+7pAGMPsnbmFzQymVUhGCmKF+fgg4qLhHoYiQrKAp1Hxh+YmCBzlxeatFiMjOSeDFcWABJaPtPBw==
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

2026-09-17T11:57:42.762437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019650
observed 70c3317f8001e5427471abeee8d15b73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:42.746150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019650/manifest.json
observed 083f17abafa93b0e17bf85f4e5e4776b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:42.726489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019650/publication.md
observed 6de63ad6f77a387349bcb1966415ce78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:42.708568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019650/publication.txt
observed 1fe89baf6788fccb258f24640c3491e8...
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.