OpenTechnical

OT-2026-000061427

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000061427) never changes.

Identity and time

Publication numberOT-2026-000061427 · never reused
Internal UUID01a0ae8b-7b42-7eaa-be40-26befab4ce6e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061427
StatusPUBLIC

Content hashes

Canonical text6bfa743b22540f370c822dfbc28b4fa83f75f4e5a853895d65b44e1f2c394968
Markdown69d1bbb82c0cd9494af536e5aadc189601530e21c4bbc9eaac6da4923f12c4be
PDF
Publication page41b4e91b2fecc7e04731e274fe4486fa47d9d1bd61fb5a028612a738ae1919c1
Manifestb38043c46b9678b5d3973c2343a86bd2a83855c72de6f76beace9541646ec2d5

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
SignatureDQFkrhHyaKTA81/7I4xhEYDiYMZsrBeJ4zc3J7bM1/KEdOwx/TO2qTh/KA84Cz7A4qrak2y+/YAfCWeIlijfAA==
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

2026-09-17T10:41:18.070217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061427
observed 41b4e91b2fecc7e04731e274fe4486fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:18.052861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061427/manifest.json
observed b38043c46b9678b5d3973c2343a86bd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:18.034640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061427/publication.md
observed 69d1bbb82c0cd9494af536e5aadc1896...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:18.016028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061427/publication.txt
observed 6bfa743b22540f370c822dfbc28b4fa8...
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.