OpenTechnical

OT-2026-000014747

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, pulsed 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-2026-000014747) never changes.

Identity and time

Publication numberOT-2026-000014747 · never reused
Internal UUID01a0ae6d-d093-7037-813b-122517bd9824 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014747
StatusPUBLIC

Content hashes

Canonical text46e69572cbf4849ed6467e6ae17fde5838f0b198eabb8b6dcd593ac49c4609c0
Markdown4f26c0732451f515914c19c8e71e7457a9388a6dd2de51de01291999e951b5d3
PDF
Publication pagede886f262d57d5c1ddc2b3e8ac3371363b2668cfc221579b63c447a9b7f4df3b
Manifest02395b06f41ee9324259d0ab301f6573938c20ec06d98cbe0ee75ee10489426d

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
SignaturegIzHPL5YwhaL+26esg2+akX24QHYDJlTytYEgd1MrJhTVOx6iktfscnlaczDqz2H7S+jBDRB7Y4ZdvX32lGsBw==
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

2026-09-17T12:06:37.625850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014747
observed de886f262d57d5c1ddc2b3e8ac337136...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:37.607102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014747/manifest.json
observed 02395b06f41ee9324259d0ab301f6573...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:37.590556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014747/publication.md
observed 4f26c0732451f515914c19c8e71e7457...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:37.571925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014747/publication.txt
observed 46e69572cbf4849ed6467e6ae17fde58...
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.