OpenTechnical

OT-2026-000036033

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000036033) never changes.

Identity and time

Publication numberOT-2026-000036033 · never reused
Internal UUID01a0ae77-01cd-72db-80d9-56c46325d00d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036033
StatusPUBLIC

Content hashes

Canonical text10ab146b15cb9867d59d6ca6905e1ee7abbc0487058dd20bc76b42040838c8c3
Markdowneeccafb788070de3ff2facdf6196d1715f6ab5de3d76d920efb6668eab8cb099
PDF
Publication page5db6942fb5c78c7d78e3872df8f081dafa4414757fedd7244f7e9fc3712d80c8
Manifest9a7010775fb5f15691afd11316e6e44c356f65da4629d3ba7dddcb118a50e337

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
Signatureoty93+9zvWYjRTu4nY8DbOI40EBcxQN7oC/jBkjwfcMZVdeq1pTgC+eR6QJ/aYXdpBOQGH24pRlTj5+TBPGjCQ==
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

2026-09-17T11:26:12.762573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036033
observed 5db6942fb5c78c7d78e3872df8f081da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:12.745197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036033/manifest.json
observed 9a7010775fb5f15691afd11316e6e44c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:12.727781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036033/publication.md
observed eeccafb788070de3ff2facdf6196d171...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:12.709399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036033/publication.txt
observed 10ab146b15cb9867d59d6ca6905e1ee7...
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.