OpenTechnical

OT-2026-000102094

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, pulsed blow-off after 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-2026-000102094) never changes.

Identity and time

Publication numberOT-2026-000102094 · never reused
Internal UUID01a0aea4-50f2-7576-a295-92795d38f68b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102094
StatusPUBLIC

Content hashes

Canonical text2ea043b44f1712101c6c001a2d5b47138c56acc9fc20fb6679a9dc39f1838387
Markdownc8be38be9d0418e058555877aff6701efe0ec2b17f8eb76753f5b6d653995845
PDF
Publication page46d28a9a3da83188edfb983d5d41e1d23a538ecf2f4463a6948a42a79172b0c1
Manifest6f32398f6150a922e774081d9d67ec5a64cc28999816c83a46c12f04e4424b6a

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
SignatureBVHDY0dBBb3WA5EamQe+5Na3+DEJde+w2JhAE9/tsvRbthARGWIpqs3/sawsHK+IvciOSGpx5qgbGM4vFqfdCw==
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

2026-09-17T09:25:14.465320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102094
observed 46d28a9a3da83188edfb983d5d41e1d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:14.447309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102094/manifest.json
observed 6f32398f6150a922e774081d9d67ec5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:14.428188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102094/publication.md
observed c8be38be9d0418e058555877aff6701e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:14.410401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102094/publication.txt
observed 2ea043b44f1712101c6c001a2d5b4713...
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.