OpenTechnical

OT-2026-000047745

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000047745) never changes.

Identity and time

Publication numberOT-2026-000047745 · never reused
Internal UUID01a0ae7f-c41f-769c-b091-f3cf2e1be568 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047745
StatusPUBLIC

Content hashes

Canonical text518fd14592cfe5ba59c30e08cae62bb30249f9e42bfeb0d977beca408b1b9274
Markdown36f49364a8d75556a79d172d43b0162f81c4e34b4e6264346a37534d11762581
PDF
Publication pageadbd48ef9058333fac3aa9254824121480744c763b12d2043591a5c8a380c999
Manifestc0d9953849c50fb59dac6a06236f7309b155523dfb7c56efcadc6f4759111125

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
Signaturew4A955/oW3fFgc/rkx4rQanxyzfLrmQVWGpXCV6Ri7aAQm8jah2pxsNpcP7G9hYNcpFhZ/8tiy4LDzg9vIHBDg==
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

2026-09-17T11:05:37.494909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047745
observed adbd48ef9058333fac3aa92548241214...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:37.474221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047745/manifest.json
observed c0d9953849c50fb59dac6a06236f7309...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:37.455145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047745/publication.md
observed 36f49364a8d75556a79d172d43b0162f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:37.434323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047745/publication.txt
observed 518fd14592cfe5ba59c30e08cae62bb3...
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.