OpenTechnical

OT-2026-000051544

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum 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-2026-000051544) never changes.

Identity and time

Publication numberOT-2026-000051544 · never reused
Internal UUID01a0ae83-7c81-7228-9103-c47e2c44fc8a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051544
StatusPUBLIC

Content hashes

Canonical text1c392a0866ce483b0bdd55b585f4d078e150272cc7db9b3e3f60cde1ebd98975
Markdown3dc2ac075c1aecb72059bff992ad24e41b2945f5de97808c1d1b8e6af8ddc009
PDF
Publication page6987ab9e80ba971167dd5de2d95b13a897b075b2661b817fb9e1b67abb4d9c53
Manifest461e0e90fe220d3b65d532b12710918e4972529d234c867b37605a164bf12fa1

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
SignatureKLaOKTLsvNfOxRzqk3wdk7QH1iHTH14lVtI8QiGhFJ59DTwxHl3fY+csqdMOxZDGw7f0APz7RHj8is3WT4I/AQ==
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

2026-09-17T10:58:22.529433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051544
observed 6987ab9e80ba971167dd5de2d95b13a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:22.512525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051544/manifest.json
observed 461e0e90fe220d3b65d532b12710918e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:22.493021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051544/publication.md
observed 3dc2ac075c1aecb72059bff992ad24e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:22.472712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051544/publication.txt
observed 1c392a0866ce483b0bdd55b585f4d078...
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.