OpenTechnical

OT-2026-000082349

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, 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-2026-000082349) never changes.

Identity and time

Publication numberOT-2026-000082349 · never reused
Internal UUID01a0ae97-4d95-7e6a-a2e9-d45402d70356 · 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-2026-000082349
StatusPUBLIC

Content hashes

Canonical texta3bf36ff4df47529f9242cdba84f3501fda7f46ac53911295c9cae3f016581b2
Markdown0e528e6dde5ac103549818e9a64c1c127eda34bf834eb2dc070482dbb915e8ed
PDF
Publication page0740b10c175da81587f8871646d8781729d80d2d15b17e7d9963238ea97101c4
Manifest38a0b9c6b3eb20ac3c380d2f8ca6f35e57eb06a7b92ecef5741bdadb80075c8a

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
SignatureKVPbYiegwUsl/RefmKgtBnIyxoU5XoRLg8yy8MPF5iy7LjB6UvELUvSe8L5GY0nVRF6KTpY8g8G7yQNZOIALBg==
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

2026-09-17T09:59:13.351658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082349
observed 0740b10c175da81587f8871646d87817...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:13.334855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082349/manifest.json
observed 38a0b9c6b3eb20ac3c380d2f8ca6f35e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:13.317280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082349/publication.md
observed 0e528e6dde5ac103549818e9a64c1c12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:13.297953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082349/publication.txt
observed a3bf36ff4df47529f9242cdba84f3501...
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.