OpenTechnical

OT-2026-000098287

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, single stage ejector, supply line 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-2026-000098287) never changes.

Identity and time

Publication numberOT-2026-000098287 · never reused
Internal UUID01a0aea1-e964-78a7-9114-b920d1f01b04 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098287
StatusPUBLIC

Content hashes

Canonical text5a268e608d73343817295eb7c28be61dc7d22d470da30f57716ca9146039a1ba
Markdowne19b7be6bc6fa609e0fcfd2ccc5857bf7ff98ea16a2abca697e14e354ee935e2
PDF
Publication pagee8943d401e01894d3165aac168bd8afd98e7aa1f95e8ac4d6bb47e72e1831e4c
Manifestf16e61c3d65a459282489048f94d38ccf7da0aacf2b213c8a6b5a03538d7856e

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
Signatureejw7AM+SC8QdrLcMCL48d1Rq6m0U5iZEGtHkbXMFfdC5kxOgyCdhNvUZLn2Vt6q7JAnJVedGeaUD1IsQguyxBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:29.034080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098287
observed e8943d401e01894d3165aac168bd8afd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:29.014884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098287/manifest.json
observed f16e61c3d65a459282489048f94d38cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:28.995526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098287/publication.md
observed e19b7be6bc6fa609e0fcfd2ccc5857bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:28.975757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098287/publication.txt
observed 5a268e608d73343817295eb7c28be61d...
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.