OpenTechnical

OT-2026-000058473

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three 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-2026-000058473) never changes.

Identity and time

Publication numberOT-2026-000058473 · never reused
Internal UUID01a0ae88-f39b-7432-a188-73da6c3c488c · 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-2026-000058473
StatusPUBLIC

Content hashes

Canonical text91e6eb17a5329539b25e2b53cd97737935374adb78d063503b47915fc44055fb
Markdown5f6669fb9c83794ea322f5610a604245025a16d4861d485e9e34a98adc8cd783
PDF
Publication page41195ec199656cd863576caa91576fe7df446e566b02746f11a2bb2a21ad44a8
Manifest36bcfdd6cbb00e02ef079bb2fc5c6a5f48cba14814caa0a6678a827ae0d66f84

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
Signature3nwXszKVvoK+LZw0jHLdIZJ1CBKQg90ov9k8lNwDmafzu0DwcvY4eBgCtw1Q6rin/A+exSoNOnopHk2RyT84CA==
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

2026-09-17T10:46:55.630086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058473
observed 41195ec199656cd863576caa91576fe7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:55.609658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058473/manifest.json
observed 36bcfdd6cbb00e02ef079bb2fc5c6a5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:55.593332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058473/publication.md
observed 5f6669fb9c83794ea322f5610a604245...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:55.576201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058473/publication.txt
observed 91e6eb17a5329539b25e2b53cd977379...
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.