OpenTechnical

OT-2026-000048645

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000048645) never changes.

Identity and time

Publication numberOT-2026-000048645 · never reused
Internal UUID01a0ae80-c32a-7707-9c16-49ea95ad719b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:29.321882Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048645
StatusPUBLIC

Content hashes

Canonical text10a7fbf384a6d3ba2ff698ef02422004d779d098c3529488b318271c29a30aa5
Markdownc2865bf7b864ee488ba80e7a57685d01a12ac98d06ce75e70a1ef13dbdbbcef5
PDF
Publication page828d62309d702f3005707dfa06ea916a1e0983f4330c7672fb142bf7abe90a83
Manifest9a49a52a99cbef037a59715b8ecd1fff4c22375a365d8fb9e4922e762bfc5802

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
SignaturemxC4J/M1H654bL/8pwC6GHwUyTvv8IDFBJfQolg5bqbbKUq+sxEKvuMb80vKb/wY4yuPEdVDuWwjMoEgHYKLAQ==
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

2026-09-17T11:04:15.392847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048645
observed 828d62309d702f3005707dfa06ea916a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:15.370887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048645/manifest.json
observed 9a49a52a99cbef037a59715b8ecd1fff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:15.349981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048645/publication.md
observed c2865bf7b864ee488ba80e7a57685d01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:15.330343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048645/publication.txt
observed 10a7fbf384a6d3ba2ff698ef02422004...
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.