OpenTechnical

OT-2026-000066385

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two stage ejector, supply line 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-2026-000066385) never changes.

Identity and time

Publication numberOT-2026-000066385 · never reused
Internal UUID01a0ae8e-ce40-7099-a018-fd80e3c60a58 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066385
StatusPUBLIC

Content hashes

Canonical text25afc78f27be8f7ee4cbcd22794eda666ce949f5253d6ba6baa4868c348a2ed8
Markdownbb21b605481b85368975fed3a2af53c79d7133d47f4ba93047ef52a6e99aa271
PDF
Publication page80d38a2e54615d9dc194ff61a0d5139a03ce0c9b25a56a86a68519383c28af1b
Manifesta31b7efe9dc9a526903c92366640ef2e722262d46e967a6daf984a08c6f74eef

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
SignatureObN5Guu2qWGWPOz4ZP99cUeZEHpLz0U58GOrcaIcuSwo6mtRDwyoB6m3Xsgy1hjfJuuz61xOjeRsdsLNlV5mBQ==
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

2026-09-17T10:32:31.393649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066385
observed 80d38a2e54615d9dc194ff61a0d5139a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:31.377202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066385/manifest.json
observed a31b7efe9dc9a526903c92366640ef2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:31.360652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066385/publication.md
observed bb21b605481b85368975fed3a2af53c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:31.343789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066385/publication.txt
observed 25afc78f27be8f7ee4cbcd22794eda66...
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.