OpenTechnical

OT-2026-000039783

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000039783) never changes.

Identity and time

Publication numberOT-2026-000039783 · never reused
Internal UUID01a0ae78-d8d5-7116-9bb1-b6308e239f43 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039783
StatusPUBLIC

Content hashes

Canonical text04e50df6527de6001cbab8f2520637120b9aa041f243e65e97cb474979b45f95
Markdown55448c178ca1682904e1221198d5e76d869c78296e6109c9172706c069ee63a0
PDF
Publication page6a3cb1d0bc060ec8f0b25cc5d9d17587be7fe4f33f57c8b486762f862bb0d047
Manifest164afc239e6b07bb5fab7bec20514d7d2266d3d62da46ef4e1d6a1c26ffa9453

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
Signature8XWYlKtz7nzFJ5ftsuuM3A6H7HRyb4dDWuOCgquF4VkJ1G8+8BEuFMWGzd8Mr7arQ/3GTK03A0KGVDzBbvSoAA==
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

2026-09-17T11:20:00.503985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039783
observed 6a3cb1d0bc060ec8f0b25cc5d9d17587...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:00.486156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039783/manifest.json
observed 164afc239e6b07bb5fab7bec20514d7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:00.466704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039783/publication.md
observed 55448c178ca1682904e1221198d5e76d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:00.444426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039783/publication.txt
observed 04e50df6527de6001cbab8f252063712...
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.