OpenTechnical

OT-2026-000039116

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000039116) never changes.

Identity and time

Publication numberOT-2026-000039116 · never reused
Internal UUID01a0ae78-9673-7cab-b4e4-7f243bd5b405 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039116
StatusPUBLIC

Content hashes

Canonical text35088178112ffb009eae10775776d9e4d729c59fb2e94e16bb0f2edc2e5b594b
Markdownf2da814630ac5f48ec05e942675c23305c8ef6ead653a64826f620e4686a37c2
PDF
Publication page27c3a39814d2e5f1687cae1bd2443737480db02566ebe2f3ccc7e9ec123bb64e
Manifest432a42a4a29d52d09e190bdd1f9b1c43a862e79c8b090eb566dd42edaee198ae

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
SignatureXOSpSXMMkz/FxtdlECZPu/Ga9mpmSGnLc8gpslYmJyyUXzbUNP7jt7kMKbou4D0Hq9TFwlyx4CkVUD/FYV2ZAQ==
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

2026-09-17T11:20:36.654897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039116
observed 27c3a39814d2e5f1687cae1bd2443737...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:36.636465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039116/manifest.json
observed 432a42a4a29d52d09e190bdd1f9b1c43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:36.618063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039116/publication.md
observed f2da814630ac5f48ec05e942675c2330...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:36.600218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039116/publication.txt
observed 35088178112ffb009eae10775776d9e4...
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.