OpenTechnical

OT-2026-000024843

Publication integrity record

Three cup vacuum gripper, three 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-2026-000024843) never changes.

Identity and time

Publication numberOT-2026-000024843 · never reused
Internal UUID01a0ae71-2727-7aaa-8232-ab2e70b7dd38 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024843
StatusPUBLIC

Content hashes

Canonical text29433f65a7d4e4498c1a6d00f88083576e2939e88fa35e429b308894713fcc77
Markdowned271f0f2bad425b473e6ccc3c0bfc17181df4e7344e5c4aa5dab4a41e7201dc
PDF
Publication page0666877d03d62322dff0e42b817e01d166fdf11ef8d86eedbb49d7060941443c
Manifest4631d0262a6d0420ac74b30307c47dbbe9fb8a9d532796e350257d9928dee84c

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
SignatureeoZC/dqyBl3a27wf/cMGGTym7ggi8+ufiZsT57OxlkxM1pPWT8qr6bA9tFLZrmMMMNsggXtC3UbV6pzPleMQDQ==
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

2026-09-17T11:48:09.545675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024843
observed 0666877d03d62322dff0e42b817e01d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:09.518084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024843/manifest.json
observed 4631d0262a6d0420ac74b30307c47dbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:09.481647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024843/publication.md
observed ed271f0f2bad425b473e6ccc3c0bfc17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:09.461722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024843/publication.txt
observed 29433f65a7d4e4498c1a6d00f8808357...
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.