OpenTechnical

OT-2026-000082260

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, vented after 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-2026-000082260) never changes.

Identity and time

Publication numberOT-2026-000082260 · never reused
Internal UUID01a0ae97-4d94-7c7d-bb33-385599cd0177 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082260
StatusPUBLIC

Content hashes

Canonical text0266cd9d1ec3ba58c73c1ccc7f0dd1e0ac6e62852b9e4454a4507ffe9070a4c0
Markdownd95dd15071424fbdc2a8d782b6f2f3bd6aad5182a2424b4fc48c5a0b33208c6a
PDF
Publication pagebb15794e3de612a76534d08726d0d40449c4561eb2cddba8eccdd6827cb74791
Manifestdd2e4df700cc5738d2edac9f9fdc91ed69232be376b94566d60dae8dc6c34f37

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
SignatureLgZ1h75Svg9F95Sil4SL4vrp38AXVrtzavhvC/ZkNvubU5Rn4za8rykk2dcW+yfKm18kEYJdyON67yadfk4XAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:59:06.764214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082260
observed bb15794e3de612a76534d08726d0d404...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:06.744206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082260/manifest.json
observed dd2e4df700cc5738d2edac9f9fdc91ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:06.709271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082260/publication.md
observed d95dd15071424fbdc2a8d782b6f2f3bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:06.672080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082260/publication.txt
observed 0266cd9d1ec3ba58c73c1ccc7f0dd1e0...
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.