OpenTechnical

OT-2026-000033331

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, single stage ejector, pulsed blow-off before 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-2026-000033331) never changes.

Identity and time

Publication numberOT-2026-000033331 · never reused
Internal UUID01a0ae75-8980-7d4c-928a-eec5c9901c32 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:13.649513Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033331
StatusPUBLIC

Content hashes

Canonical text06ab33f80d47f62c4b873f5d548651aed807793d45c76f8dee1b662e86d1e8b8
Markdown503a3e966b56de955a682c3bae490e0e1ff6ea3fa0f29ef04a49d979b7e52104
PDF
Publication page4bdb6473905d3766fd1f97041881db50d1253995b148add164773ffe023f6bc0
Manifestb5a6227b93514ebc4a432879fb1962d697492bc34acdedfa46002af08521dad5

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
SignatureE45Kdv+vG6TN5jCzeRvn/ygRd9aFO8B1705Kulkbdq3/nOEsD+40pEq1Q+pRQ+Q8bwGH1dxiCtrGGZtzA3rRBQ==
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

2026-09-17T11:32:05.094824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033331
observed 4bdb6473905d3766fd1f97041881db50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:05.077915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033331/manifest.json
observed b5a6227b93514ebc4a432879fb1962d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:05.060539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033331/publication.md
observed 503a3e966b56de955a682c3bae490e0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:05.041860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033331/publication.txt
observed 06ab33f80d47f62c4b873f5d548651ae...
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.