OpenTechnical

OT-2026-000047580

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000047580) never changes.

Identity and time

Publication numberOT-2026-000047580 · never reused
Internal UUID01a0ae7f-3e59-74ef-a515-09c56e423015 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047580
StatusPUBLIC

Content hashes

Canonical textfd772c61d91571ef0b681f0955ebff07bea804acca39e699907bdb133880912e
Markdown15eeac2bd37a21297f1c916909fdd48539df9f01e9a7cee5eb5d2ad1d152d4a8
PDF
Publication page500593166ff06a6464f251a58c02586bd6daa9c22394590770a5ec3d144d504f
Manifest9df096f24f78abfd3435ca1b356134352ae59988c36e706a6863f82b1176741d

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
SignaturePTCU19iqGBF/qK9PANha8kEdzvXB3tpSfCjjE65WMcfeSnubirH+nKGoxDHU1qCGjhfZTpcbJYXxkbxpPP2lDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:06:42.613900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047580
observed 500593166ff06a6464f251a58c02586b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:42.596522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047580/manifest.json
observed 9df096f24f78abfd3435ca1b35613435...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:42.578326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047580/publication.md
observed 15eeac2bd37a21297f1c916909fdd485...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:42.556461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047580/publication.txt
observed fd772c61d91571ef0b681f0955ebff07...
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.