OpenTechnical

OT-2026-000040256

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000040256) never changes.

Identity and time

Publication numberOT-2026-000040256 · never reused
Internal UUID01a0ae79-2700-7223-84a9-5f4e230ff348 · 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-2026-000040256
StatusPUBLIC

Content hashes

Canonical text94e1e84b9cd59427ad4b4dfa2a62c9c1d6ee335767e2bc8b41a9e6d4f6d2957d
Markdowne9424977dc30d0857598ee1fecb3e38f03639a3c5ff0a25a3745949d33a47d15
PDF
Publication page1cef609f849fc24203cc96de07c132cb8deab968081f4676015db7a51de6cb97
Manifestf0404dc363bae746159f1fbf7e8f045dabed314d0da4bd07836735f9c5a94775

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
SignatureC0IqEQALuYieGYrts7X3ZXj2rez150gLvD/CdmOTfH62B6v0rhs0uNaGOR7KoaJJT5PVB3QKbJZ+IqvEvpVfDA==
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

2026-09-17T11:19:09.271724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040256
observed 1cef609f849fc24203cc96de07c132cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:09.254055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040256/manifest.json
observed f0404dc363bae746159f1fbf7e8f045d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:09.235360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040256/publication.md
observed e9424977dc30d0857598ee1fecb3e38f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:09.217269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040256/publication.txt
observed 94e1e84b9cd59427ad4b4dfa2a62c9c1...
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.