OpenTechnical

OT-2026-000040252

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000040252) never changes.

Identity and time

Publication numberOT-2026-000040252 · never reused
Internal UUID01a0ae79-2700-73f0-bcff-40030d3185c4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040252
StatusPUBLIC

Content hashes

Canonical textb711198e2c1bba10d45a1701e3dd81abd64046c706d44d45102a10bd2b07c8cf
Markdown8bb77f3ab2a3ccbd8ba3fbfc910fa1c420d3f8f9ac8b89fd51344e705412d7e5
PDF
Publication page14a2172b8ee714465d2b7ada39b29d07705771ff7356b12c8509977902474b7c
Manifestbffbd113797cc39982ba7e16665dcf3f7c9f7de63b2c3e8c4516826f4b7b11e0

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
SignatureiaxxdP05ouTcCFjFfVwzUgBztjr/AzfFLt9UmaoXFE7rL3PGzVs8i+weHkeY46Xt1X3MVLQzNptZZBD2in4dDg==
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

2026-09-17T11:19:08.891006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040252
observed 14a2172b8ee714465d2b7ada39b29d07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:08.873153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040252/manifest.json
observed bffbd113797cc39982ba7e16665dcf3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:08.852159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040252/publication.md
observed 8bb77f3ab2a3ccbd8ba3fbfc910fa1c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:08.834486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040252/publication.txt
observed b711198e2c1bba10d45a1701e3dd81ab...
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.