OpenTechnical

OT-2026-000040486

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000040486) never changes.

Identity and time

Publication numberOT-2026-000040486 · never reused
Internal UUID01a0ae79-2702-7ae6-90c9-d4920c660523 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040486
StatusPUBLIC

Content hashes

Canonical texted17eb0c93d7c88b16678e19df008fe9d9fff55054c34c02b672ca39b8bf7f41
Markdown79c814be4ee25570b4cc85ef06955c89cfdcbbcea1b49f62d4bf31bfff45c36e
PDF
Publication pageef6801365f0ae10fc0bbd522a0678ec5f1afb2a766544f1326609eef558ce3e0
Manifest23d372accc4441b0a53adf3f0352a922e67d107b82c9451203016721d871d3e6

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
SignaturefIp6+yXUbL9Gb6Thhgotfxs30aD++mluq35Y7q3LYnyrJUm9Pr8iWsczj4pxHtierIEamScaoppmTLhZSP2vCA==
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

2026-09-17T11:19:26.522177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040486
observed ef6801365f0ae10fc0bbd522a0678ec5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:26.504155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040486/manifest.json
observed 23d372accc4441b0a53adf3f0352a922...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:26.486771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040486/publication.md
observed 79c814be4ee25570b4cc85ef06955c89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:26.468882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040486/publication.txt
observed ed17eb0c93d7c88b16678e19df008fe9...
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.