OpenTechnical

OT-2026-000058155

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off before 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-2026-000058155) never changes.

Identity and time

Publication numberOT-2026-000058155 · never reused
Internal UUID01a0ae88-6edb-71c0-bca0-cd16bd055a63 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058155
StatusPUBLIC

Content hashes

Canonical textbcdf48a64d10f2134350cf5b479a0a8431647f2a3e555b093c46a29cf4dd3c9a
Markdown06e4c0989338560c3589336d49d082784be42015a991719b343ed50764123709
PDF
Publication page915b3aab9545433e5f60c22cd2d8f3c3cc2651b715e315a0962240f181f96d62
Manifestb3685af3da0fd0b891be6272a0fb0da14c80b7575bb1b69006769668406694b1

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
Signature63CjYaxetMqmxxQn3ABRna5KtFpGF/ABzvz2d2bmzh3f4eRVbukrRcgtGqw2plpry7eTO3jW9GBKXuf7Z2gwAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:47:50.936319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058155
observed 915b3aab9545433e5f60c22cd2d8f3c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:50.918845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058155/manifest.json
observed b3685af3da0fd0b891be6272a0fb0da1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:50.899719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058155/publication.md
observed 06e4c0989338560c3589336d49d08278...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:50.881933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058155/publication.txt
observed bcdf48a64d10f2134350cf5b479a0a84...
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.