OpenTechnical

OT-2026-000043192

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000043192) never changes.

Identity and time

Publication numberOT-2026-000043192 · never reused
Internal UUID01a0ae7b-327c-7d70-9cd4-147835029cce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043192
StatusPUBLIC

Content hashes

Canonical text0555f82361d2a9047d2d3401e83b554cebe64bc6b9ef58a1ab860bd19d36e116
Markdownc1eaeb8c2bd69ba560d1ef2cc97d0799ef825b36bb46b798b0710c5aa45ca145
PDF
Publication page48650564f31a48f6e06c4d00b155e62588001f92a3ff467733ac683079695ebc
Manifestb9e175499baf06f3bf4b63eb69ab26c229c32602730858741bbc6791c4b08d2a

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
SignaturefinYz8EVIpKczoosHPA47iAZy6BnngnXVWm8dmpz8YVlltqN3398GWH3WYzxlzpkCQEcONLXl0zBxx+BWk1VAw==
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

2026-09-17T11:13:38.856774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043192
observed 48650564f31a48f6e06c4d00b155e625...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:38.836456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043192/manifest.json
observed b9e175499baf06f3bf4b63eb69ab26c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:38.817798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043192/publication.md
observed c1eaeb8c2bd69ba560d1ef2cc97d0799...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:38.798401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043192/publication.txt
observed 0555f82361d2a9047d2d3401e83b554c...
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.