OpenTechnical

OT-2026-000084030

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented 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-2026-000084030) never changes.

Identity and time

Publication numberOT-2026-000084030 · never reused
Internal UUID01a0ae98-5b5e-7e2f-a585-4767fe007c97 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084030
StatusPUBLIC

Content hashes

Canonical text18f9aa3f94082feecf5e5f57d097ac13614eb7c3128827935f9130a4bd4fa216
Markdownc34ac2b546dab20caaf946c66de33ee53ffd1410d636fb317e8edd9c1f571559
PDF
Publication pageb142c7342f045c79f04016f38720de09fbc5ae69fb077e31ad6e13b1f3fe873b
Manifeste7fce6082941e60079ffb1db5d37096fa8e081a7337a79fc0803a00d4d4d91db

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
SignaturevGdSCET6TTLfGNZKEauATj+FAjIJHDqNxQYXja8puDytqFIeEg4ldXWsIX6fWk5SAKnqs4paNT6fgmlPWBx8Cw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:55:45.290275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084030
observed b142c7342f045c79f04016f38720de09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:45.273262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084030/manifest.json
observed e7fce6082941e60079ffb1db5d37096f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:45.255911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084030/publication.md
observed c34ac2b546dab20caaf946c66de33ee5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:45.235162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084030/publication.txt
observed 18f9aa3f94082feecf5e5f57d097ac13...
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.