OpenTechnical

OT-2026-000045133

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off after 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-2026-000045133) never changes.

Identity and time

Publication numberOT-2026-000045133 · never reused
Internal UUID01a0ae7c-f768-7040-9a65-4333b69120d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045133
StatusPUBLIC

Content hashes

Canonical textc2c9b232cba0d2204054fd214c0d4ae4d0e1fd3879c9e022f3998a15c2ae0bdd
Markdown468e116e55df4816b031c490eb589f3d41d88a52a0f7bb5618712d88f1ea1c57
PDF
Publication page4957f7bf3aab50726c5cff2be5a73c877cc9cb31accdfee34b74ad2f84c4be54
Manifest5306990f5666fef156bb25372f3af74e9d40d6b5345f90bf0be2a097a98edc6b

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
Signature5Y4q40ijEzded+4XbQllYvkPPYE2spP528dTDkDPcx3yOFMIIdItEsqZ+Tkipp33D0Zz56zeCs0n6bHQEUKBAQ==
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

2026-09-17T11:10:16.967823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045133
observed 4957f7bf3aab50726c5cff2be5a73c87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:16.950473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045133/manifest.json
observed 5306990f5666fef156bb25372f3af74e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:16.931278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045133/publication.md
observed 468e116e55df4816b031c490eb589f3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:16.914297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045133/publication.txt
observed c2c9b232cba0d2204054fd214c0d4ae4...
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.