OpenTechnical

OT-2026-000026330

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, sustained 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-2026-000026330) never changes.

Identity and time

Publication numberOT-2026-000026330 · never reused
Internal UUID01a0ae71-f4a6-7385-84db-be27ac944b00 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026330
StatusPUBLIC

Content hashes

Canonical text3d5531b25447950e5ef04243b4bf3ded075037373ef962a1260c7b2ac9a301d2
Markdown4437e5f047c3bebbbb6a87b51be410cb11933d666e6a61e47ac8bf6e34b3cdb8
PDF
Publication pageb2d7bc0a9fbadb4f05266278f14eaabc2f837ff00880cb6450303fd13c2b0f37
Manifest910fc3acd40ea09fd6ac6545e0c048b6f497ff8714a28b7627880b33b2f9711a

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
SignatureU4BsHmdleZXAgKxpvrDArs4QI1zJ5qxG48ZaLntlaXFBKKC1eP8efJsiw6N7gGeq57ImGzoVUJ/zBPR9x6R0Dg==
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

2026-09-17T11:44:17.524550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026330
observed b2d7bc0a9fbadb4f05266278f14eaabc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:17.506909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026330/manifest.json
observed 910fc3acd40ea09fd6ac6545e0c048b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:17.490273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026330/publication.md
observed 4437e5f047c3bebbbb6a87b51be410cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:17.473677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026330/publication.txt
observed 3d5531b25447950e5ef04243b4bf3ded...
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.