OpenTechnical

OT-2026-000018533

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000018533) never changes.

Identity and time

Publication numberOT-2026-000018533 · never reused
Internal UUID01a0ae6e-b48a-7676-9a93-922c7eb53aa2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018533
StatusPUBLIC

Content hashes

Canonical text06a3c4ab485be4d5d8812443c1d589cbf41f80b1e7daed5c29d7f9ae623a482b
Markdownb8c9cd8aa5a5d4048287eec336bf484674cfd4fae1ef73f7f25a6041cd2485cd
PDF
Publication page18575fb543736d49d9612ac32781ba56ebb3dfcaadadab01448a25c5c9653ce6
Manifestb1f1efc43cf00d38e021b294ef354883ea4810353412a2d6b7e7fd5ee9d3b277

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
SignatureJaG8qtOllvObqf/gIXdTvATCXJ6CtzohQUQ5mMi3P1/ymVUhV0Dp1tatPpntA5MkkVXybgOcNeTmb5CD+Aj8Cg==
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

2026-09-17T12:01:18.639548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018533
observed 18575fb543736d49d9612ac32781ba56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:18.623497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018533/manifest.json
observed b1f1efc43cf00d38e021b294ef354883...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:18.606716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018533/publication.md
observed b8c9cd8aa5a5d4048287eec336bf4846...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:18.590369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018533/publication.txt
observed 06a3c4ab485be4d5d8812443c1d589cb...
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.