OpenTechnical

OT-2026-000058083

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, 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-2026-000058083) never changes.

Identity and time

Publication numberOT-2026-000058083 · never reused
Internal UUID01a0ae88-6eda-7eef-a3e4-78e4c64d303b · 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-2026-000058083
StatusPUBLIC

Content hashes

Canonical textf4e6470360d46cbba963f4c16e902b03b3be9c107351ea123d26482d083dad38
Markdown2bcb1dec9b6da8898878c30205432180137c8c6aeafbe2b0abf2fe51628a68be
PDF
Publication page75255f78ee35871fe6710d0656bf62e78b8c5232b5086598d050c1a105f6ea0f
Manifest51ecc50eb09fa8b60e14c94e082341337cbb4f6f4654cfe71eda79047c0a7545

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
Signature4lK3Y9wlXAYSeIyGT10tQCznYArF818otgM2gqx4FySW82kVWO+UFdBzRM151G5j6oxxsm2DBAvkOL5spBXPDg==
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

2026-09-17T10:47:44.609034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058083
observed 75255f78ee35871fe6710d0656bf62e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:44.592444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058083/manifest.json
observed 51ecc50eb09fa8b60e14c94e08234133...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:44.575552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058083/publication.md
observed 2bcb1dec9b6da8898878c30205432180...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:44.557643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058083/publication.txt
observed f4e6470360d46cbba963f4c16e902b03...
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.