OpenTechnical

OT-2026-000088901

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, two stage ejector, 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-2026-000088901) never changes.

Identity and time

Publication numberOT-2026-000088901 · never reused
Internal UUID01a0ae9b-8f11-7608-b682-fd651f26678c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088901
StatusPUBLIC

Content hashes

Canonical text0e4dff4b8bc3a7364d2aeca0ede8d782deeccef6081c254e3c8a5dc7aa18bcb3
Markdowna1a9a4202b3ccca6412b31be50932548b87cdbe07b34dcd24adf8da76ea4dc8e
PDF
Publication page2339b7cdbb489abcdf991d9c67b9619c45ef85e4aa63cdd70ec54befbcc92c1d
Manifestdfa5fbaf78809d30610b31eb9ac61f8ec99be1aa290d5c8f34d692bc207b58d8

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
Signaturedl54VXTKxsBztJsRN5MaBKwQjGlCCBDi9XiWBdlQmeU+h8tmiWtRCLwJ049etRkzFIpSBH+cpvKOvep9Crm+BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:48:18.247715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088901
observed 2339b7cdbb489abcdf991d9c67b9619c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:18.229156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088901/manifest.json
observed dfa5fbaf78809d30610b31eb9ac61f8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:18.209535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088901/publication.md
observed a1a9a4202b3ccca6412b31be50932548...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:18.189856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088901/publication.txt
observed 0e4dff4b8bc3a7364d2aeca0ede8d782...
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.