OpenTechnical

OT-2026-000037682

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000037682) never changes.

Identity and time

Publication numberOT-2026-000037682 · never reused
Internal UUID01a0ae77-b8cf-73b0-9fdf-36272181692c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037682
StatusPUBLIC

Content hashes

Canonical text68f49962b9eccf5086913ac20610f0c9fd3be62e56aa6a0dc163b9422cee8036
Markdown7fe7c980c78f5f3618d6caec7df9a8268d7bd9062f36bc7a6c6f62182caf6704
PDF
Publication page6bd7a9daa44ca0328bb00c0b638b40304e5b316470ddc51a98a96cfd32a147e5
Manifesteb22b0085f4993782efd9e6e532e1a2ed7dd66dc2e93432a81a2ccdc58061136

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
Signaturehd1pez0olBu3xS1M8SBmzw6Qv19vWHzZq9aQhNn3agOsCLTj1dDrTZq9+CXXsUi+bNdI6qrtqcBVavhe30dRCg==
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

2026-09-17T11:24:15.881818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037682
observed 6bd7a9daa44ca0328bb00c0b638b4030...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:15.863979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037682/manifest.json
observed eb22b0085f4993782efd9e6e532e1a2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:15.845109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037682/publication.md
observed 7fe7c980c78f5f3618d6caec7df9a826...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:15.826248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037682/publication.txt
observed 68f49962b9eccf5086913ac20610f0c9...
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.