OpenTechnical

OT-2026-000050466

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off after 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-2026-000050466) never changes.

Identity and time

Publication numberOT-2026-000050466 · never reused
Internal UUID01a0ae82-5c48-777b-b6da-49303f528ccf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050466
StatusPUBLIC

Content hashes

Canonical text44b8a1fb48ca2412ea5610da246e6474b76c2aa22f2c531509ce513b9d2efae9
Markdown6f84dbe4cd24305d1670af96a870becfec4f4f582cdec71f536dd5565e39db89
PDF
Publication page7472a9d208eeb789c38262042331a9699998b23beb3ad36d0eb8e6e331e603d3
Manifestce2002bc1df792623199e772bbc59e315956ccc401f3bbf79f92af6910de598c

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
SignatureDmrieoeqJgndApXheTSsgDp0t8rm+gJ9ouEbUyoxTu6DxaV3pUn/f1aAc1WIfdygndkM0mcvFN9U91++OKTNDA==
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

2026-09-17T11:01:31.070868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050466
observed 7472a9d208eeb789c38262042331a969...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:31.055023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050466/manifest.json
observed ce2002bc1df792623199e772bbc59e31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:31.038226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050466/publication.md
observed 6f84dbe4cd24305d1670af96a870becf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:31.020977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050466/publication.txt
observed 44b8a1fb48ca2412ea5610da246e6474...
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.