OpenTechnical

OT-2026-000058477

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000058477) never changes.

Identity and time

Publication numberOT-2026-000058477 · never reused
Internal UUID01a0ae88-f39b-7fff-9230-4bc0d0a8efdb · 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-2026-000058477
StatusPUBLIC

Content hashes

Canonical text13b9d3cde37266d83510a244b84c8d1a057640e5003a534bd4eab8e16daa4c34
Markdown805f58c10aebd940e1161db0f6489c71e5de8535fdff87c117db2b38df107d18
PDF
Publication page012496832985d5276b58d02020a9a04df366058426faf5f96a46b1a9ce537d1b
Manifeste3b1a28a9cc055bd7da7f9cb38a64e311abe0374a2ff8c83a3c41cd0328b96ae

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
SignatureeIcW/IaqoFRf40ujWWrQeFuB4n1QXG4mZdRW7R6YXPsl5G28WlGbMIwrP3/IPtCri7poCjU+gtCBWryzqZMtBg==
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

2026-09-17T10:46:55.916755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058477
observed 012496832985d5276b58d02020a9a04d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:55.900864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058477/manifest.json
observed e3b1a28a9cc055bd7da7f9cb38a64e31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:55.883506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058477/publication.md
observed 805f58c10aebd940e1161db0f6489c71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:55.864844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058477/publication.txt
observed 13b9d3cde37266d83510a244b84c8d1a...
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.