OpenTechnical

OT-2026-000041923

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000041923) never changes.

Identity and time

Publication numberOT-2026-000041923 · never reused
Internal UUID01a0ae79-e8a6-7cea-bc17-9f2d3b4378bf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041923
StatusPUBLIC

Content hashes

Canonical text05be676f014d5ab768fe16f1a94059419fe45b0f922005cb26a4c84373998fce
Markdown37becacaa84a03ee792104b6f270cd39865684033f51f09874d67b830460e8ae
PDF
Publication page9956f4a412d1159b28a3cbaa79f5bf759a99283bd62832972ba7cf5245e7ef75
Manifestb4bf91f98bd357c717de01a1cf65fe30d80612adb9722b0d7636c319e7a561a8

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
SignatureI787SZ/yoE44uJkTD7GI5vH+bD+a5e7W9FXvej9TcF6l4+rHEsVtyYKnuxOdHaZRelyE7GJV/Gbfmrql5SklDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:16:48.568267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041923
observed 9956f4a412d1159b28a3cbaa79f5bf75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:48.552440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041923/manifest.json
observed b4bf91f98bd357c717de01a1cf65fe30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:48.537699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041923/publication.md
observed 37becacaa84a03ee792104b6f270cd39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:48.522512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041923/publication.txt
observed 05be676f014d5ab768fe16f1a9405941...
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.