OpenTechnical

OT-2026-000017279

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, 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-2026-000017279) never changes.

Identity and time

Publication numberOT-2026-000017279 · never reused
Internal UUID01a0ae6e-76c8-7566-abd1-0569c20fc3a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017279
StatusPUBLIC

Content hashes

Canonical textf9b4b007104ff09584b7a8c0b861eaff04d18feb2a8de9905fdf17e636b764ed
Markdowna402f6824b44f6cface0f7b157e36015b34152a25fe876435ac63bd56294b3a2
PDF
Publication pagef195dfffc218cc0286668f9a59cf7e8aa066181d582f4ec881d79cb4a57d3b7c
Manifestcb7f608824ae476b6494316864aa5c51d8d02b1273a02585ca5a8fe30600c26e

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
SignatureUjuuQH/8X69VDtKZQ+aXvQf6YsGhLjwcR6y7/LCTc6ICFg0WkWWJUYdfh60z+3wvAOLSDvlfJ6pUwSlTV7FtBg==
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

2026-09-17T12:02:22.487204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017279
observed f195dfffc218cc0286668f9a59cf7e8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:22.469529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017279/manifest.json
observed cb7f608824ae476b6494316864aa5c51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:22.452223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017279/publication.md
observed a402f6824b44f6cface0f7b157e36015...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:22.434329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017279/publication.txt
observed f9b4b007104ff09584b7a8c0b861eaff...
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.