OpenTechnical

OT-2026-000011860

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, 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-2026-000011860) never changes.

Identity and time

Publication numberOT-2026-000011860 · never reused
Internal UUID01a0ae6d-1941-79e1-8b45-a1e65fa1d39f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011860
StatusPUBLIC

Content hashes

Canonical texte96f1752dac389e49b449cd7ba981ce48ffc2c8e43a9f0e6f2e52fd685d73f26
Markdown3bc16119f177fb57cca3caec6b7c04915dec836f90e7d0f4c625a30adcedc3be
PDF
Publication page90c9b3f083711cd008f8456fae6e48ae4733c2205b76e04e1a89a9fb67e58337
Manifest9392a1b7ab03dae911f66f11751dd33a5af0762ff455ae1824b22ce1e5d31c1d

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
SignatureXvrsCsxlgQrfyzp4bVPyahuVTdcDuxqxm+3YtWAXlefHvmlf1zw/VFXJ8bG7Bj0E37ghKv1JbIgczX80eI9QDQ==
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

2026-09-17T12:12:36.304241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011860
observed 90c9b3f083711cd008f8456fae6e48ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:36.284480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011860/manifest.json
observed 9392a1b7ab03dae911f66f11751dd33a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:36.266121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011860/publication.md
observed 3bc16119f177fb57cca3caec6b7c0491...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:36.247839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011860/publication.txt
observed e96f1752dac389e49b449cd7ba981ce4...
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.