OpenTechnical

OT-2026-000008658

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained 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-2026-000008658) never changes.

Identity and time

Publication numberOT-2026-000008658 · never reused
Internal UUID01a0ae6a-e46b-777d-aca5-5c1650a70500 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008658
StatusPUBLIC

Content hashes

Canonical text7d689b6bf2e6a090240a3386318737c1d109558905d45feca45b3b5ee86f6256
Markdowna0aebb66735ca739c4ad9c3fa7ca77acdd5eb320e938ff0da9067105070afc4c
PDF
Publication pageda7ba3c74266af65886388d65a8d50b6c0012ad91f02b9fb8b0b09e8ef71bf91
Manifestbb1531cf8108612a5165147888fc2b710997be1a0e3e6a46b45f9f49f956d235

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
SignatureurmXjx6sRZYDJI1L1nalrmmM2cJT2QtrgJGVUMepybMkqF/AFeDL6fylgvogjd8+1fnLTIHZnVC99So9veb1Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:38.162046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008658
observed da7ba3c74266af65886388d65a8d50b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:38.137996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008658/manifest.json
observed bb1531cf8108612a5165147888fc2b71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:38.116325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008658/publication.md
observed a0aebb66735ca739c4ad9c3fa7ca77ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:38.094385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008658/publication.txt
observed 7d689b6bf2e6a090240a3386318737c1...
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.