OpenTechnical

OT-2026-000058685

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two 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-2026-000058685) never changes.

Identity and time

Publication numberOT-2026-000058685 · never reused
Internal UUID01a0ae88-f39d-7a99-b245-d7230e97c2ec · 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-2026-000058685
StatusPUBLIC

Content hashes

Canonical textc416dd7b79ace1aaf1249cdc994139216b15eb865f6b4c7cea2c2d84bcd744c0
Markdown74312bbda9fddc16f4b92a2855856fb08a066dd2b03cb627614bd250c6de01fe
PDF
Publication page920f9bae9f1247f4d6b4ef070e4898822c31599426afe52fdb2513840e30e662
Manifest12d0a70ac7889aa73b6ceb526f67b16a4bf637061f169c79d9c5da490ae74086

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
SignatureC5/OQRany5PEKem40lzRuIZMsIdUUDlymOvCVNKvcMCecQX9pl/uysTyEunNNXYGSvg3x1O7uFF0FTb+of/1Cw==
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

2026-09-17T10:47:12.388434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058685
observed 920f9bae9f1247f4d6b4ef070e489882...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:12.363559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058685/manifest.json
observed 12d0a70ac7889aa73b6ceb526f67b16a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:12.345481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058685/publication.md
observed 74312bbda9fddc16f4b92a2855856fb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:12.326765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058685/publication.txt
observed c416dd7b79ace1aaf1249cdc99413921...
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.