OpenTechnical

OT-2026-000102989

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000102989) never changes.

Identity and time

Publication numberOT-2026-000102989 · never reused
Internal UUID01a0aea4-be3d-776f-a497-897b2cf276e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102989
StatusPUBLIC

Content hashes

Canonical text04c6dcb910be96c93853f9012d7ea71afa52ea53be02e0162755896d73b2e610
Markdowndf9224b1b40686004d3ef48b8a124c452f9f2b7cb0f383e3b8ae34affbf7d96e
PDF
Publication pagecf798a8676ea8c1e8aafad46a56c9e18fa7d2f087c49e1cd84f7c9ab2882c1cc
Manifestda4b3433635cd85df5884c04c484a03c328be722d2845ce1f102fde5de4c9980

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
Signaturejk2POvBXvnGmeLgfIUW7U+G9jjzL0+959sV4pXAg1hvCaH49UquGsCHQqP7GwSiggSy73QJsate3fcOtTmlqDQ==
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

2026-09-17T09:23:06.155908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102989
observed cf798a8676ea8c1e8aafad46a56c9e18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:06.138898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102989/manifest.json
observed da4b3433635cd85df5884c04c484a03c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:06.121033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102989/publication.md
observed df9224b1b40686004d3ef48b8a124c45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:06.103780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102989/publication.txt
observed 04c6dcb910be96c93853f9012d7ea71a...
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.