OpenTechnical

OT-2026-000059169

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented 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-2026-000059169) never changes.

Identity and time

Publication numberOT-2026-000059169 · never reused
Internal UUID01a0ae89-8612-77e6-aeba-e200611c5692 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059169
StatusPUBLIC

Content hashes

Canonical textf5de4a41c523df2e5c030db4ee1f70d2a638080a91c9684dec8e44b0d7f417d8
Markdown8a34067da038f6ef266b5d41ec34a1d04a1b8ab43462df2b422cb86bf474ad06
PDF
Publication pagef15d65d69f4adebf77be4b0ac0ccb97969eb663ff03b19464e0463817a4d410f
Manifestcbe4445f1c34306006f7f5b645427bf2a47d76f1e976ccef2e9687480807417a

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
SignatureSHVNYU7HYivUidsfTqiYrQbHL7Ex+z0vKGEm03k4ALMaiOR4KAHSKrKVxNwpC0/1WeUibAJZV4ntkk5Cgr/VDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:45:07.534057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059169
observed f15d65d69f4adebf77be4b0ac0ccb979...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:07.514947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059169/manifest.json
observed cbe4445f1c34306006f7f5b645427bf2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:07.495790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059169/publication.md
observed 8a34067da038f6ef266b5d41ec34a1d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:07.477690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059169/publication.txt
observed f5de4a41c523df2e5c030db4ee1f70d2...
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.