OpenTechnical

OT-2026-000016574

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000016574) never changes.

Identity and time

Publication numberOT-2026-000016574 · never reused
Internal UUID01a0ae6e-2d14-7bf6-8c9e-ae2aea30019f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016574
StatusPUBLIC

Content hashes

Canonical texta85c64c3a9ddf4bc69515f07e9cfc4df7f30b1d7c38c25595a58e1b446f89834
Markdownc8885af5a79f494ff3650e649201feb524a20061bc09c5fd666311b82f843c71
PDF
Publication pageaf5678f5e458b42f3c905738a78049a05a8dba4641a618d39e5107c814c2b897
Manifestb5236776b31a4bcf5c718ada4fef185234f20bce439f6a8bb3c7570827cd67fe

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
Signature5rvotsoAi9bN9rKYTapAde6CFYcRcnT0ugX+GQdOpK+volrwzcJhf4WN+vJ/D2Uyrf26X4fvRDeGshnHFWaIDw==
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

2026-09-17T12:04:48.399119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016574
observed af5678f5e458b42f3c905738a78049a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:48.379671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016574/manifest.json
observed b5236776b31a4bcf5c718ada4fef1852...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:48.359299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016574/publication.md
observed c8885af5a79f494ff3650e649201feb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:48.341018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016574/publication.txt
observed a85c64c3a9ddf4bc69515f07e9cfc4df...
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.