OpenTechnical

OT-2026-000034376

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000034376) never changes.

Identity and time

Publication numberOT-2026-000034376 · never reused
Internal UUID01a0ae75-df0e-7ade-a5e1-702ea04f067d · 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-2026-000034376
StatusPUBLIC

Content hashes

Canonical text0b0eb9587233bff199cf97c18fccb6e652ce0469f66628acde17be41b4efdc14
Markdown79cdea139d9cb918a92dccde89cf2499d6c4eb699bd8894a26c30cf7c09c335e
PDF
Publication pageca962057d49c18fa02870554e51cdfee47ddc876465a435387fa906943c19213
Manifest7fe417ad9a2844b5133a75a35fb4143120eb073b8a4ed6b3dacb7a30268504e0

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
SignatureaOTzYxJumlGOib6tLjzjGZTToQfry4sBVZsUhQ4MRAJvj46JU6muJ08xoVcntBC9jNU24mjp1P4FLsaGToCgDg==
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

2026-09-17T11:31:05.153373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034376
observed ca962057d49c18fa02870554e51cdfee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:05.135200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034376/manifest.json
observed 7fe417ad9a2844b5133a75a35fb41431...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:05.116859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034376/publication.md
observed 79cdea139d9cb918a92dccde89cf2499...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:05.098191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034376/publication.txt
observed 0b0eb9587233bff199cf97c18fccb6e6...
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.