OpenTechnical

OT-2026-000058559

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, supply line 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-2026-000058559) never changes.

Identity and time

Publication numberOT-2026-000058559 · never reused
Internal UUID01a0ae88-f39c-7909-84ab-a05c0ee162a9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058559
StatusPUBLIC

Content hashes

Canonical text848a1a8aaac31436144506694059854c63b625c327deb4a6f5017f6eb6a475bb
Markdownaa3730310f8a0d99b3e6d07be048f6f9c759cef7473944ce8e3de8265fb6c4f9
PDF
Publication page5672e0b0bdbcfcc31092c6692c701ac8dec082df0c203f66b37a107b1c8e6373
Manifestda3b9a27bc96845c66e2cdc52025d4655eafa6f2a818cd9d17a05ab107b5e764

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
SignaturetUAa/z0VNw2TLkDUudk0YJoS2obwWUOyEGUwQucTgLG/ORrCu7VqLSwxWS2lB3845+6mxho9PEdquxuig7gJCQ==
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

2026-09-17T10:47:02.424735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058559
observed 5672e0b0bdbcfcc31092c6692c701ac8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:02.406557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058559/manifest.json
observed da3b9a27bc96845c66e2cdc52025d465...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:02.390904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058559/publication.md
observed aa3730310f8a0d99b3e6d07be048f6f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:02.372998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058559/publication.txt
observed 848a1a8aaac31436144506694059854c...
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.