OpenTechnical

OT-2026-000033958

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, 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-2026-000033958) never changes.

Identity and time

Publication numberOT-2026-000033958 · never reused
Internal UUID01a0ae75-df0b-75da-a7cc-b65624df76d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033958
StatusPUBLIC

Content hashes

Canonical textf43b212c232218852c6e5ece194992f521837e8d2087f5aada777496d61822e4
Markdowncf0fae2b5d6bb5bc4dcab90b3dd0807982fab6e41ad295e718fa9e1e18a3f909
PDF
Publication page87fe99d194cf48492e24a7d1c75d9dcfb6cc02a303c0152e788d16515e267f7e
Manifestf74866a6b666d7804f8af6fef4161286b0c94be72fd930013a859857abc0bf83

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
SignatureGdwkq5zmA6M4NvlKQT/Nrx+fJ9yUTLqOo3S5Qig5JDrqouExsxqEeUpikqsntX8IBnnHSsqI1aJ4V1dXqlxmAA==
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

2026-09-17T11:30:05.061629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033958
observed 87fe99d194cf48492e24a7d1c75d9dcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:05.039315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033958/manifest.json
observed f74866a6b666d7804f8af6fef4161286...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:05.006064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033958/publication.md
observed cf0fae2b5d6bb5bc4dcab90b3dd08079...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:04.988428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033958/publication.txt
observed f43b212c232218852c6e5ece194992f5...
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.