OpenTechnical

OT-2026-000014853

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, 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-2026-000014853) never changes.

Identity and time

Publication numberOT-2026-000014853 · never reused
Internal UUID01a0ae6d-d094-7c10-80d3-e942cc5c05b9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014853
StatusPUBLIC

Content hashes

Canonical text3aa11073794fa5730f17696aff3301d19998ffd61da217b460a888dbab05c3c7
Markdowncb49410f600dee3adcf361954502b9e3b16906c5aba4063872908b1ad22ce510
PDF
Publication pagee801c48e2a6cb940f6c559eba225a5dfedff4ed9f920c78ab5c939473df9a1f4
Manifest78e40d77643733006f3c4be57ae9c4acf94fc5ba21a9a87bf4c0a1e1ecfaac86

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
SignaturesRP0WScj56VXSGKKlryvVVUa7dpVOJ+XweSSLUgPxa+y/Gi1c8NHmjd1+yUzIrwmK7BLivaBMcuy6wWZMTy5Cw==
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

2026-09-17T12:06:46.015369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014853
observed e801c48e2a6cb940f6c559eba225a5df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:45.998170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014853/manifest.json
observed 78e40d77643733006f3c4be57ae9c4ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:45.979951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014853/publication.md
observed cb49410f600dee3adcf361954502b9e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:45.960519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014853/publication.txt
observed 3aa11073794fa5730f17696aff3301d1...
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.