OpenTechnical

OT-2026-000102538

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, pulsed blow-off after 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-2026-000102538) never changes.

Identity and time

Publication numberOT-2026-000102538 · never reused
Internal UUID01a0aea4-858a-731b-ba76-dd029f99ed28 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102538
StatusPUBLIC

Content hashes

Canonical text660119e61e0df963cdd6935aaa043635b7f695d8b804c0905e6a7a3fe10ed781
Markdown3ec75cddd0e0fe51f51afd38981fa304030fd92f86fc35c2b1de2a7b03575be2
PDF
Publication page44eba3dc7f22d7487ae8a056b28f41aab83d66f61e53ae0a268e2671cb67ef6c
Manifeste00b4ec0036d3212e9400608547fa31fd0c66e998b1eee6136c9534a4d39c6af

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
SignaturexY39bbc/KfUXCdpaVjVGyGATJc+0fpZ+goq68//ZWtWWfq9qRDrDzE9iiJb+7461y6Ghm1XwleJ5HIfIl2zVCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:24:00.698144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102538
observed 44eba3dc7f22d7487ae8a056b28f41aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:00.678952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102538/manifest.json
observed e00b4ec0036d3212e9400608547fa31f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:00.660242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102538/publication.md
observed 3ec75cddd0e0fe51f51afd38981fa304...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:00.641121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102538/publication.txt
observed 660119e61e0df963cdd6935aaa043635...
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.