OpenTechnical

OT-2026-000034992

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000034992) never changes.

Identity and time

Publication numberOT-2026-000034992 · never reused
Internal UUID01a0ae76-6a1c-7493-b83a-d67723e24191 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034992
StatusPUBLIC

Content hashes

Canonical texted413df0ac29efcc4ef98f64b307e981d8cbffcd9b45d4d5aeba8253da87c0f6
Markdown38322db474d92db764d6fe7b1fa3b1acb3a73c6edcc65120cffefef424eab39c
PDF
Publication pagee3ff14d67b690e94688c9596fe97f0b712b77e792b6f1082c13a7c7284026a65
Manifest9c07779a4c7353f0608673ab8d1e2f377f50d62673c47997d1411a6ee0740628

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
SignatureXVKcZZd6NA0egtnSK0F/KmFWj1jonaRpiabrhRfhHFmGf0IsyyyDkD5lC8lh5LRup3VaA2Q2J1buqFv7SMbODQ==
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

2026-09-17T11:27:55.867200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034992
observed e3ff14d67b690e94688c9596fe97f0b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:55.848462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034992/manifest.json
observed 9c07779a4c7353f0608673ab8d1e2f37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:55.826621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034992/publication.md
observed 38322db474d92db764d6fe7b1fa3b1ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:55.806411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034992/publication.txt
observed ed413df0ac29efcc4ef98f64b307e981...
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.