OpenTechnical

OT-2026-000024281

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, sustained blow-off before set-down

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-2026-000024281) never changes.

Identity and time

Publication numberOT-2026-000024281 · never reused
Internal UUID01a0ae70-e8c8-7483-9631-0832c2c11674 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024281
StatusPUBLIC

Content hashes

Canonical text3229a0ef0c7866633cfaa37201d62db6c7e3009c19eeccc677c12a4a33b021ef
Markdownb4ae32502bf25c8d601f3d66b94499c4644bd0e2e2b8fbed61cbcbd105b53e5e
PDF
Publication page6ff043703add7a39522472dc0910391bf7379898826139e5b3fb4a75cc21053c
Manifest8afd577ae86a12545559e986cd54e4813904fb159784727c891e1f7cef079be9

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
SignaturesX52AgscvnK/mb3gyytevm8VR/HXJKGXie9ZQovHG4VJGAHzVCplXPFKttnQMdaW4b9ldMjCbIOAEX9g1UDFBw==
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

2026-09-17T11:48:46.318511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024281
observed 6ff043703add7a39522472dc0910391b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:46.299262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024281/manifest.json
observed 8afd577ae86a12545559e986cd54e481...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:46.281281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024281/publication.md
observed b4ae32502bf25c8d601f3d66b94499c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:46.261881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024281/publication.txt
observed 3229a0ef0c7866633cfaa37201d62db6...
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.