OpenTechnical

OT-2026-000053440

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000053440) never changes.

Identity and time

Publication numberOT-2026-000053440 · never reused
Internal UUID01a0ae85-0a90-7dd6-a5b0-8a5d7cb23143 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053440
StatusPUBLIC

Content hashes

Canonical texteb6c06d9f3e854e52ec816eecf3e2b51af43834d27f1f69c45eadcaaa1e86f22
Markdown63790406659de74cf122e236e7c69f967e9774acca0dbd694abe4120981a3355
PDF
Publication paged63915c37142399e92dd79a51159d8759c3d3fd8be8fc71dc294995b05aa209c
Manifestf49638afcbcbdc3b0ad61f95b96b673ddf43e8ea8d15273134ebca09f1e36a1c

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
SignatureQX9frrI/AvmLd0szlB2UHdn7I8yw+fIv5M1PocoXEBXWmdYT3Izavrg3P0dUSaJLZqts15DUikYY73i7GlzpDA==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:55:10.862193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053440
observed d63915c37142399e92dd79a51159d875...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:10.842761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053440/manifest.json
observed f49638afcbcbdc3b0ad61f95b96b673d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:10.823667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053440/publication.md
observed 63790406659de74cf122e236e7c69f96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:10.806208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053440/publication.txt
observed eb6c06d9f3e854e52ec816eecf3e2b51...
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.