OpenTechnical

OT-2026-000061847

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, manifold 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-2026-000061847) never changes.

Identity and time

Publication numberOT-2026-000061847 · never reused
Internal UUID01a0ae8b-b8ac-74be-a5f1-f6af64e49914 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061847
StatusPUBLIC

Content hashes

Canonical text00064c878b9c0ef83965f1736da5b642c3864e43ffee278055abcb4fce4172d5
Markdowne6734920b0d38880c6ee3737e44da4f51f4f02a4276cdeed75ed682608898581
PDF
Publication pagea873219f1e0d3e360430b4e3916b6a412246ca9850ace5cf4fdf756daa57106e
Manifest555dad63026a41788c4ea02ca68d77e978ae50266a0301d80db4688afb6cec03

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
Signature8HOYhxkjj4SoCZ52Wr0pNVG1tdE3cIg7jllYeiNlW9fkZKjw5HBiRmVbrJ1xyKDxhV6ERSdeyqKvfZUSNGr9Cg==
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

2026-09-17T10:40:41.883572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061847
observed a873219f1e0d3e360430b4e3916b6a41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:41.861744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061847/manifest.json
observed 555dad63026a41788c4ea02ca68d77e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:41.838289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061847/publication.md
observed e6734920b0d38880c6ee3737e44da4f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:41.816172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061847/publication.txt
observed 00064c878b9c0ef83965f1736da5b642...
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.