OpenTechnical

OT-2026-000010217

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, sustained blow-off 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-2026-000010217) never changes.

Identity and time

Publication numberOT-2026-000010217 · never reused
Internal UUID01a0ae6b-cb7b-7403-9ede-b7cf79c170de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010217
StatusPUBLIC

Content hashes

Canonical textad98c3a4f1d97b8228ce104e61d2e5841d68b40924a01285e6e0250ee7f04ca4
Markdownc6d2582f5356f32ac6024deaf18a15a11e5b4a4a73043f3f66734645b9c38fca
PDF
Publication pagea88280c1f00642754e717a58beb9576c73bcfff8b0f6a6ee1ee349ed4f6235a9
Manifeste335c3a3c5aa2e2dc3b23a36eff491cd91b9ac309a10464caa2a99a8e21fcdf5

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
Signature1X/uGK8aI0PqtbEzFOTSzZvuUcScj41EKFO6NxcuNK6w+kpvj7FhzrBGjkr66E7jPS6CWPcyP42d6f6x6+wRBA==
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

2026-09-17T12:16:20.543355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010217
observed a88280c1f00642754e717a58beb9576c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:20.523486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010217/manifest.json
observed e335c3a3c5aa2e2dc3b23a36eff491cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:20.505678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010217/publication.md
observed c6d2582f5356f32ac6024deaf18a15a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:20.485958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010217/publication.txt
observed ad98c3a4f1d97b8228ce104e61d2e584...
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.