OpenTechnical

OT-2026-000014786

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, pulsed 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-2026-000014786) never changes.

Identity and time

Publication numberOT-2026-000014786 · never reused
Internal UUID01a0ae6d-d094-721b-bc04-8a3b475394e3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014786
StatusPUBLIC

Content hashes

Canonical textfdb7b77e1547e4c3c6f1b849c8eff7cf0c98aff51a0b33a1d50fd1631a3f40a2
Markdown54b23d6b8c5f0f8334b119c63429e1492cbcf4274039144fb5d3eb833e4621db
PDF
Publication page7a278c83a769e53225089e82df0970127e89cae5b6c36d7322568c2908d23a05
Manifeste474419a1a3c266c7cea7d228dce03ae3b1bc3edb710e76283f2fcc6e9988edb

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
SignatureDlrw7jcEM4Afx6wozI1IThb+2R8QQDh732foLEk/rXXwYhycv/AmwqVhKkl1PWQ2nAXunZshbp0ECiu2+oVNAQ==
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

2026-09-17T12:06:40.697170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014786
observed 7a278c83a769e53225089e82df097012...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:40.676782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014786/manifest.json
observed e474419a1a3c266c7cea7d228dce03ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:40.659160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014786/publication.md
observed 54b23d6b8c5f0f8334b119c63429e149...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:40.642156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014786/publication.txt
observed fdb7b77e1547e4c3c6f1b849c8eff7cf...
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.