OpenTechnical

OT-2026-000030734

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained 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-2026-000030734) never changes.

Identity and time

Publication numberOT-2026-000030734 · never reused
Internal UUID01a0ae74-3fb4-7a6c-bb90-64df847f99e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030734
StatusPUBLIC

Content hashes

Canonical text79d3f159492cbc9243a8c119901b7c5d5a5ab5ab2ed8b76b1eb652e8b90f2404
Markdown25674fbd477e9696d47215120b1f4a70a8d519315bd2196948b14998d324e21c
PDF
Publication page7f34dfc3278bcae361de96810a1d34de454592889fd8e82d9257e14e1b407d1d
Manifestd86f712070f813468ba20b3c5285c8314727805cac54c4fd7fe874150a03769f

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
SignaturePFG0axUI8ssD6Ff8xCJeKL1ua12qWVg/iYieHwktw7xVS1BvLpPecunJxXV2/ieB2WXwKkTBgxGzu2AZzXslBw==
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

2026-09-17T11:36:39.927974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030734
observed 7f34dfc3278bcae361de96810a1d34de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:39.908967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030734/manifest.json
observed d86f712070f813468ba20b3c5285c831...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:39.892552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030734/publication.md
observed 25674fbd477e9696d47215120b1f4a70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:39.874971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030734/publication.txt
observed 79d3f159492cbc9243a8c119901b7c5d...
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.