OpenTechnical

OT-2026-000051412

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, pulsed 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-2026-000051412) never changes.

Identity and time

Publication numberOT-2026-000051412 · never reused
Internal UUID01a0ae83-6215-7bc4-8170-0927c234f31c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:21.051872Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051412
StatusPUBLIC

Content hashes

Canonical textbf20a1b26d71c12fe3a5acb6fb2620fbf7170ae79ae275cf87a456e7d0e8cfae
Markdown7db909b1d888cfcb8375c8aa91321e1556bf074e6fd0d2a7811df604ca6e9b9f
PDF
Publication pagedf39695246da23725d9cc5fff597962aa7f28c8cea1274c012be28f439c6f5f4
Manifestb1fdb227c8bafdbda1449203180f6472ee4aa726a8386d8192bfe947c5397ad9

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
SignatureyOA/oJRN6jGVZK/myAAIYX1epk72qI6FTBcmEJG023rXB5N7mPPPIJJVcI11RTauCq+aLMNqKuFXpncHYnZeBA==
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

2026-09-17T10:58:52.908130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051412
observed df39695246da23725d9cc5fff597962a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:52.889017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051412/manifest.json
observed b1fdb227c8bafdbda1449203180f6472...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:52.871335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051412/publication.md
observed 7db909b1d888cfcb8375c8aa91321e15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:52.822830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051412/publication.txt
observed bf20a1b26d71c12fe3a5acb6fb2620fb...
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.