OpenTechnical

OT-2026-000104117

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, single stage ejector, 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-2026-000104117) never changes.

Identity and time

Publication numberOT-2026-000104117 · never reused
Internal UUID01a0aea5-341f-7a08-80e1-c9ab82b7bb6a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104117
StatusPUBLIC

Content hashes

Canonical text77371065662e76cf5b009e052a4d5e093f401d2d7265b26c192b88927adf4d95
Markdown5496467f8cc6684af8b817e6945568ee3cd387e239bca0da54688ed5d323b692
PDF
Publication page26a61778cb764c303ec8fb32e9250d67d15563f8207254f8e18b1220661da0dc
Manifest38515440b4fdb3c68fa0bce2fe7ee1da848505e077a8b3d0bd10a65ae98d4ae4

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
Signature2kg43sxwlNzPqZ2f1zVN7vN/Y/cHXQUxQ9TnZBhc1THxt/vZ02yqqCP+J3gPZoNp3SheIM1zK4zaFfT1EDZXCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:20:11.660155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104117
observed 26a61778cb764c303ec8fb32e9250d67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:11.643532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104117/manifest.json
observed 38515440b4fdb3c68fa0bce2fe7ee1da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:11.625642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104117/publication.md
observed 5496467f8cc6684af8b817e6945568ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:11.606030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104117/publication.txt
observed 77371065662e76cf5b009e052a4d5e09...
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.