OpenTechnical

OT-2026-000022562

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, 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-2026-000022562) never changes.

Identity and time

Publication numberOT-2026-000022562 · never reused
Internal UUID01a0ae6f-f4ff-7e4b-a27d-725ff0b161d2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022562
StatusPUBLIC

Content hashes

Canonical textf4738360d119881ac6826735d1e363dace9ea74c0008b3097bb3a11af0d8f8f2
Markdowncd7cf3fac5db90a35316aafd65e1fd5584b61882d28ab8d2eca6dc2a1f63ad32
PDF
Publication pagea2df8b50a2fb48b20005d00f572a0aa49aa995531361231967621d2f87d9591c
Manifest1f1b12e563ca27ea0aefabc3e6bee080dda60f5d3600cf7de888346452812e16

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
SignatureFMRy7akCN7aoRK7h+Lc3toMS6ZBGJXxDBRBeyXq9XHkSz83u3cWb9PVOILuJntqlT8dZV4ZonSsVtkePCxz1Cw==
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

2026-09-17T11:54:00.024554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022562
observed a2df8b50a2fb48b20005d00f572a0aa4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:00.008007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022562/manifest.json
observed 1f1b12e563ca27ea0aefabc3e6bee080...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:59.991050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022562/publication.md
observed cd7cf3fac5db90a35316aafd65e1fd55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:59.973679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022562/publication.txt
observed f4738360d119881ac6826735d1e363da...
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.