OpenTechnical

OT-2026-000034192

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000034192) never changes.

Identity and time

Publication numberOT-2026-000034192 · never reused
Internal UUID01a0ae75-df0d-7f3e-88af-d9808087badd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034192
StatusPUBLIC

Content hashes

Canonical text82a64caa1c2cc84f3cf0f81898c62393e16763fd4f7eea64d5ed276e5a2efc26
Markdownbde717230b9b7941dfb7beec1a154494fa5a4ea8f3b861aa1ed7af8882bd1984
PDF
Publication page0b942f0d89e65919cf2a10cc145c7e47960f53e49b6f7ce30ded002329880cb1
Manifest85497c628133e2348fcc6d5e4007a75b9465002ae8f61f36d1ce33d6d2560f0b

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
SignatureHi+k9rQHyMFMSD15SkcjP9mWq5Os26+mDagCNs8MGrDnRCAXuxDe1YWhlTJpgkEfxQHNqI4DycVcZIR4amYPCg==
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

2026-09-17T11:30:43.903284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034192
observed 0b942f0d89e65919cf2a10cc145c7e47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:43.883463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034192/manifest.json
observed 85497c628133e2348fcc6d5e4007a75b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:43.865908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034192/publication.md
observed bde717230b9b7941dfb7beec1a154494...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:43.849720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034192/publication.txt
observed 82a64caa1c2cc84f3cf0f81898c62393...
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.