OpenTechnical

OT-2026-000102833

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, pump 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-2026-000102833) never changes.

Identity and time

Publication numberOT-2026-000102833 · never reused
Internal UUID01a0aea4-858c-707a-a26b-1cb6ffe848d1 · 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-2026-000102833
StatusPUBLIC

Content hashes

Canonical text0576ad8b77990e31b5afee722fe07baa709488c3dc333c77ba5248c2bd583ff5
Markdowncb4aa78afc2c9e365e551a4398dfebf57e331b134179338889aba5d84848f520
PDF
Publication page0c37e081262553937e5da4a9764649163e8e70060e6140d475ec1f75244b56b1
Manifeste4278d951e449f514c772149a81451e8a31d26e414c273e49b903b6cefdef931

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
SignatureFBPT9gF+mq12Y6gEfoLIQKzsDQRMLV6JJb6RPOEJX99MTU10Mw/FXYmNk/obQOeQw3kbHO7gJ37xLJhqsSnkCg==
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

2026-09-17T09:24:22.213558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102833
observed 0c37e081262553937e5da4a976464916...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:22.195385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102833/manifest.json
observed e4278d951e449f514c772149a81451e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:22.177144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102833/publication.md
observed cb4aa78afc2c9e365e551a4398dfebf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:22.158980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102833/publication.txt
observed 0576ad8b77990e31b5afee722fe07baa...
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.