OpenTechnical

OT-2026-000026924

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, sustained blow-off 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-2026-000026924) never changes.

Identity and time

Publication numberOT-2026-000026924 · never reused
Internal UUID01a0ae72-3452-700d-9a66-b98d61c74d37 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026924
StatusPUBLIC

Content hashes

Canonical text5b1e951a651c536bd91b2b139cfc57c8decb07887575fcfbd81fe5c52601d9dd
Markdownfd1d408dd3859ae48aaf6d58079ee6fd8cc4ac87bc5f3a93519741d32ba5dce9
PDF
Publication page7e04474ce02c9728689ec9663008cebee3c40fd4930087f21f7972a312b9fd32
Manifest5a416a31f9bed9fd7e2837c7d6e64095ec6cb940a674abc6d757d5788e53ea77

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
SignatureuVUa5C9iCRT6sRSLAZSQzXePQWS4ZIbuwAVdyMLVYSVgYE7wmC0LgO5x1zFHl+mHHmHHgpHjaNyIXfr37REtCA==
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

2026-09-17T11:43:32.394245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026924
observed 7e04474ce02c9728689ec9663008cebe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:32.377511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026924/manifest.json
observed 5a416a31f9bed9fd7e2837c7d6e64095...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:32.358829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026924/publication.md
observed fd1d408dd3859ae48aaf6d58079ee6fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:32.340785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026924/publication.txt
observed 5b1e951a651c536bd91b2b139cfc57c8...
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.