OpenTechnical

OT-2026-000100610

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, pressure sensor per zone, sustained blow-off before set-down, on a tool changer

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-2026-000100610) never changes.

Identity and time

Publication numberOT-2026-000100610 · never reused
Internal UUID01a0aea3-66f2-7762-9096-5d6c77c64a50 · 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-2026-000100610
StatusPUBLIC

Content hashes

Canonical text825e0d15e9bc1933a49c39b86feda8cbf911ca7135fc3db0e5413b039114aee7
Markdown3590bd0cb8dc2148fe07f9d9ac268ee32c98cd582fd5ca22b4aa0c7e22d9f0ed
PDF
Publication page1e5943160551df73a8a26f54285d5888b307144f741ff5587379483320bc3630
Manifesteab8c47829e20615fe3fe311f29325409b3ab753fab01f921e6a9b5cb034d2fc

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
SignatureDwEn6/Qw+2+EJJ+cb4lJi6ydEI8a/gPjSCcm0s28lFpl5Y8i9StpaHGS5qCwBZsH7G4eOEr2H7o2eGYz0eXeAg==
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

2026-09-17T09:27:24.275689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100610
observed 1e5943160551df73a8a26f54285d5888...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:24.256759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100610/manifest.json
observed eab8c47829e20615fe3fe311f2932540...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:24.239995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100610/publication.md
observed 3590bd0cb8dc2148fe07f9d9ac268ee3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:24.221763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100610/publication.txt
observed 825e0d15e9bc1933a49c39b86feda8cb...
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.