OpenTechnical

OT-2026-000096571

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, pressure sensor per zone, sustained 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-2026-000096571) never changes.

Identity and time

Publication numberOT-2026-000096571 · never reused
Internal UUID01a0aea0-a4aa-742d-aadf-d2239e0b0931 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096571
StatusPUBLIC

Content hashes

Canonical text637e76d9faf8a93c2c04b149d0466392399c341d20ac2f549c1d894cdd266692
Markdown9ea3c02e8a5fce10865327fa3d6b0c3ac7ee2d33d4deba04e4b0cf96dce2adc8
PDF
Publication page4293f8dd88e533718069d1cd3ca6241bfe4f0936e2a66ece656bf793091a6470
Manifest2299639f62f866178a1873ab904ed22b82de81ac8b4e3187c86e4bbdcee73e81

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
SignatureljrPfAVzYjPs+m0Hk4jam5UQkhgZETbm+jnYrAZkz1XFqspOtYbyC6qR7ET7f1OFNSehZjM3T1ouZdkstJGFAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:34:00.619114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096571
observed 4293f8dd88e533718069d1cd3ca6241b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:00.602204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096571/manifest.json
observed 2299639f62f866178a1873ab904ed22b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:00.583887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096571/publication.md
observed 9ea3c02e8a5fce10865327fa3d6b0c3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:00.566273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096571/publication.txt
observed 637e76d9faf8a93c2c04b149d0466392...
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.