OpenTechnical

OT-2026-000016907

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000016907) never changes.

Identity and time

Publication numberOT-2026-000016907 · never reused
Internal UUID01a0ae6e-591a-7ec2-9ef2-a019a90ce545 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016907
StatusPUBLIC

Content hashes

Canonical textf9470e3b4c8d12bbbddeeb8edc84aa5f5dc60dafad56987a39196ca08189d343
Markdowne5e41d2012096ce01bb4458a08f61f5d78afde2b4e5b9d22239b235c7cee5f00
PDF
Publication pageee353f3fe60ba52029711f09cb786708a4b3670b748e8a941ef79ef5c83d846b
Manifestc3f5651e57ecdee1f637990a3a1fb57ad6e0adfdea3dff08ea8fb19bef6b38fa

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
SignatureTBoPP8Wu4YQpVwMTIowjd+Ws+ylGAHAHcRIAlutlBBM9OWOTTL+egzdMZGV6jNzMSrUrCrCNnxZYhLQbtfrEAA==
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

2026-09-17T12:03:11.127500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016907
observed ee353f3fe60ba52029711f09cb786708...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:11.110338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016907/manifest.json
observed c3f5651e57ecdee1f637990a3a1fb57a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:11.093904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016907/publication.md
observed e5e41d2012096ce01bb4458a08f61f5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:11.076850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016907/publication.txt
observed f9470e3b4c8d12bbbddeeb8edc84aa5f...
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.