OpenTechnical

OT-2026-000065268

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, sustained blow-off after 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-2026-000065268) never changes.

Identity and time

Publication numberOT-2026-000065268 · never reused
Internal UUID01a0ae8e-1dfa-770b-9a6e-0073643bf14a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065268
StatusPUBLIC

Content hashes

Canonical text77e7f001b1e8191d64457a33c89c1cbd8ea1c4c855bab97297896516bc8ae981
Markdown0736a59fd8c66abf30da43ed959d18302bace32a4628bfead7f8fb8768108f0d
PDF
Publication page0431a9e9a7b59be57f1961797912348abfdf581e58c7d11bba88d513038f9090
Manifest11bb8662cfcb64223671346194560120792a417d909e9f85ce228e1cd02a511f

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
SignatureLylpYqXtEMYnSFViizit1yESPqX6dZsZVkvCFHyHL7LbFOI5t9qVuVj34POfoqQ3tMRpB2Jbb9106EzhftMoAw==
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

2026-09-17T10:35:08.036041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065268
observed 0431a9e9a7b59be57f1961797912348a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:08.018160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065268/manifest.json
observed 11bb8662cfcb64223671346194560120...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:08.000452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065268/publication.md
observed 0736a59fd8c66abf30da43ed959d1830...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:07.983938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065268/publication.txt
observed 77e7f001b1e8191d64457a33c89c1cbd...
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.