OpenTechnical

OT-2026-000016300

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000016300) never changes.

Identity and time

Publication numberOT-2026-000016300 · never reused
Internal UUID01a0ae6e-2d12-7652-a6a8-37b8c3e62b64 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016300
StatusPUBLIC

Content hashes

Canonical textb72cf4adf8747dc66d0add25042c315038e914463756595f2b5ed43001d11d72
Markdown813cd22ef65915e6ddbc0075a6c402d18b9d2c5d551457ca86328b4affe2f003
PDF
Publication page6db13b84de3c01df12ef2d1125016125f15ddfa3e763d4245e5a0c9d8ff35087
Manifest25ae8ae5fe661a45a6a274d6cb66db3a2903165c7b1f35d3a7631e2fb038d6a8

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
Signatureq8JOeISvGQRQofix+nDi91IeM4OFHadR8eEoML1AOH4RvFvrbFsBbEaN5sjlRFmGKBXLxwS4ynyBuVUNRlOyAA==
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

2026-09-17T12:03:47.532893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016300
observed 6db13b84de3c01df12ef2d1125016125...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:47.516177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016300/manifest.json
observed 25ae8ae5fe661a45a6a274d6cb66db3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:47.496538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016300/publication.md
observed 813cd22ef65915e6ddbc0075a6c402d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:47.475338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016300/publication.txt
observed b72cf4adf8747dc66d0add25042c3150...
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.