OpenTechnical

OT-2026-000058937

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, manifold 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-2026-000058937) never changes.

Identity and time

Publication numberOT-2026-000058937 · never reused
Internal UUID01a0ae89-479f-7af2-a637-1c7941c98469 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058937
StatusPUBLIC

Content hashes

Canonical text3568ad8f5105e44981c35ba8e6df21b4590cad1184610eee782f3c1607caf2ac
Markdowne3d9f6930dec76499ff63f04768bf5e4f16337bb6246b8ae9aefd8ae5ba779a1
PDF
Publication pagece501c5b201c0abe755a6c55e77897ff35b83827bc0c51765b51c65a9396ad67
Manifest962a8a3931594d187bd5892b8b88480f22eb86c1747412c386ad3e5b40b0795d

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
SignaturecV4NdFpe3c+qt8UPNcutX0jhLYwS2N7oRrW4YbbavZziVL7RqCqar6RAxGCpyvoWTt8iOroekrJLJIlds4WtAw==
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

2026-09-17T10:46:30.638305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058937
observed ce501c5b201c0abe755a6c55e77897ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:30.621522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058937/manifest.json
observed 962a8a3931594d187bd5892b8b88480f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:30.605262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058937/publication.md
observed e3d9f6930dec76499ff63f04768bf5e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:30.586996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058937/publication.txt
observed 3568ad8f5105e44981c35ba8e6df21b4...
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.