OpenTechnical

OT-2026-000026534

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single 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-2026-000026534) never changes.

Identity and time

Publication numberOT-2026-000026534 · never reused
Internal UUID01a0ae71-f4a9-7c85-800a-c9d001e094ad · 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-2026-000026534
StatusPUBLIC

Content hashes

Canonical textd0aaef75080edf3c89846acbd9cadfca45918a53e328548b9886ea81f1638c1c
Markdown1a47f528681a8374520710f66cd77124fe8e622325e62160716ccf59cc4a0b9a
PDF
Publication page43f23ca554801225289289e5055a02109464552b2ee56df58c48742b1d279527
Manifest897f584cf618a19d89de0cbd2e776701db0cb6cc438fe8042872e78cb7c2f18f

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
SignatureZpVdCHzHaxl9z1koYOGa1KlyonCEf9aL0kxdr5frOqglihUECNJvwRhvIpPQyTDlmZipbMDgNRjdOcA9buULCQ==
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

2026-09-17T11:44:09.613983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026534
observed 43f23ca554801225289289e5055a0210...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:09.596368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026534/manifest.json
observed 897f584cf618a19d89de0cbd2e776701...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:09.578004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026534/publication.md
observed 1a47f528681a8374520710f66cd77124...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:09.559803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026534/publication.txt
observed d0aaef75080edf3c89846acbd9cadfca...
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.