OpenTechnical

OT-2026-000098368

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, pump fed, supply line 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-2026-000098368) never changes.

Identity and time

Publication numberOT-2026-000098368 · never reused
Internal UUID01a0aea1-e965-7aa5-8beb-b0d2871c9509 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098368
StatusPUBLIC

Content hashes

Canonical text7067063bef4c23d04a75938c73f6fd8bfe8fd53d0f536ba7c527edac40daa814
Markdown95fb48a67e3363d3fb3fe506b631537560382538eb4097971246c72579ba911e
PDF
Publication page0ee866616e77f417c6be4c1b56a1811dfdcf4b1ef6c4ed949c6425819ae928df
Manifest6901d1c1c28b7f4ba74686385a9c4576bd47d7feda438fd011a7eb64a82a5a30

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
SignatureXKpFhYT8vO+QlCqAk6xsaVU8O4vicoWJGWxzr1LZvUN0cuGQ67jp+pXKYoeKiDfAAMCWIgcnAiLYKHequ/1qDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:06.205841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098368
observed 0ee866616e77f417c6be4c1b56a1811d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:06.187799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098368/manifest.json
observed 6901d1c1c28b7f4ba74686385a9c4576...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:06.170396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098368/publication.md
observed 95fb48a67e3363d3fb3fe506b6315375...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:06.148942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098368/publication.txt
observed 7067063bef4c23d04a75938c73f6fd8b...
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.