OpenTechnical

OT-2026-000100751

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000100751) never changes.

Identity and time

Publication numberOT-2026-000100751 · never reused
Internal UUID01a0aea3-66f4-7661-8087-2ba648a6e0d9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100751
StatusPUBLIC

Content hashes

Canonical text63b89c938d302ad84612d8dadad3d56e29cadc474193f54daa6a321e513bbfd5
Markdown788274ed7d4e050d0a22216ad9abb467ced7d048b9e84333e37f4e66d8715f7a
PDF
Publication pagef67d1c81d29437c4fb0c90e12d92d15d646cc809e2421bda19ca1ee33ab8c2de
Manifest8f32b769f228dc6efe83bb7c3a28c5e044b3a87cf4ee963531285fa9f117dbd5

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
SignaturedxeP76WqB++u/iBs4uPjqT4TQczzKygUdrKkNN42AgkFL8IpK/85BSZlhRxKGOKS/Z8mc6ot5jUVrtETHH6UCg==
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

2026-09-17T09:27:33.638773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100751
observed f67d1c81d29437c4fb0c90e12d92d15d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:33.620638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100751/manifest.json
observed 8f32b769f228dc6efe83bb7c3a28c5e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:33.582562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100751/publication.md
observed 788274ed7d4e050d0a22216ad9abb467...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:33.548253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100751/publication.txt
observed 63b89c938d302ad84612d8dadad3d56e...
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.