OpenTechnical

OT-2026-000038342

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off after set-down

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-2026-000038342) never changes.

Identity and time

Publication numberOT-2026-000038342 · never reused
Internal UUID01a0ae78-2d52-7a0e-a268-a87ce4dcb534 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038342
StatusPUBLIC

Content hashes

Canonical textf9b0d241e9fd510effa1e424ffc0d0ad6be1983cd9b24ca10a0f5d2d5a29d909
Markdown1a5e2f4c3ef5f7b9286e909fb44f12016e4f0b4259a288573aebfaba57659b57
PDF
Publication pagefdc15393e8b23ee810fdfc0442de98d20b82559550493ddacb6813c54a95e0e7
Manifest15305a2991be77406bc7725f47f760b39ac191df95125e6a62e4d7b639522799

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
SignaturenaxwKbYjnzxIF71v7j/tRCLAFu0zFd5bQSGWASPNHs9XuWPaj6RQ4YYiVUBgY7H1kBHmaGoVoxiU/aaAnpkPDQ==
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

2026-09-17T11:22:31.625366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038342
observed fdc15393e8b23ee810fdfc0442de98d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:31.606477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038342/manifest.json
observed 15305a2991be77406bc7725f47f760b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:31.586371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038342/publication.md
observed 1a5e2f4c3ef5f7b9286e909fb44f1201...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:31.566212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038342/publication.txt
observed f9b0d241e9fd510effa1e424ffc0d0ad...
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.