OpenTechnical

OT-2026-000058373

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000058373) never changes.

Identity and time

Publication numberOT-2026-000058373 · never reused
Internal UUID01a0ae88-f399-7e21-9019-7f738247e993 · 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-2026-000058373
StatusPUBLIC

Content hashes

Canonical texte77adc264d8a9ec2f6a7e731b4d7c67491826ea243ddca497ae7cb0266e403ca
Markdown258ecddba28e59cc6777b58c985960eb9bda8a3cf4728aa0dd2eaadf47fc0e64
PDF
Publication pagefa8373ee3454cb5637a95074222ad8ee4ed3c97c8d47dd678b12a1a8bf8d9909
Manifest6d332610b3455bb265c4306efb6f9ac843802424cbbf4f5296ee02994d87530a

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
SignatureEf9G2GdNXKFVQtYMDl53aoSdo3p6hQOVuBNC8X7oSCaqxYayHFshNdE6y9+CdtsUxPOB5opt+tOAaqOQQNp4AQ==
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

2026-09-17T10:46:47.685284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058373
observed fa8373ee3454cb5637a95074222ad8ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:47.666507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058373/manifest.json
observed 6d332610b3455bb265c4306efb6f9ac8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:47.647566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058373/publication.md
observed 258ecddba28e59cc6777b58c985960eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:47.629233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058373/publication.txt
observed e77adc264d8a9ec2f6a7e731b4d7c674...
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.