OpenTechnical

OT-2026-000058697

Publication integrity record

Two cup vacuum gripper, two 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-2026-000058697) never changes.

Identity and time

Publication numberOT-2026-000058697 · never reused
Internal UUID01a0ae88-f39d-7e8e-a95c-cfd1d3a64e91 · 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-2026-000058697
StatusPUBLIC

Content hashes

Canonical text3e941bb504153653345b9454df2ee9287a6204b133cd497c3949e41337b6cd6d
Markdown78eee6c9350be5393a15b89a55365af85fe5bf5036aec9810bc6e127aabb40a9
PDF
Publication page457a4c5de74a9abd8dc365daa72bae7f940719c14a7b8d8692858ccfefa33a77
Manifestdbd9c1a18874a64f3e58b1043335c1eb1952cfb50eb274fe8e09039a32b28017

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
Signaturee4TuQRU5qdykcBEqhuBTaRkIh+PVIuiDlzHchuN+aReeoOoFCSrj2wLXFghd6c6w57qDRFzWRZwglvi1bpdKBA==
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

2026-09-17T10:47:13.267566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058697
observed 457a4c5de74a9abd8dc365daa72bae7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:13.251807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058697/manifest.json
observed dbd9c1a18874a64f3e58b1043335c1eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:13.235025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058697/publication.md
observed 78eee6c9350be5393a15b89a55365af8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:13.218126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058697/publication.txt
observed 3e941bb504153653345b9454df2ee928...
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.