OpenTechnical

OT-2026-000022482

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, sustained blow-off before 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-2026-000022482) never changes.

Identity and time

Publication numberOT-2026-000022482 · never reused
Internal UUID01a0ae6f-f4fe-75fa-806c-6eed8a620c18 · 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-2026-000022482
StatusPUBLIC

Content hashes

Canonical text4d5fac609dcc50cf71f66cac6f2f4b195feade3fda27468c2036438388d129a7
Markdown7f2667e4d04ea65ab4d22ae1f335bfce0fc82427919c87899a8c31ebc3da1ec6
PDF
Publication pagebfe30d1522e53c867469a2d65e00da162fac30bc472bc0f6e5dd3738d7f24969
Manifest946dd4fdba4304059257e5912e9f827603f0697b5206c873dbbb505bb27b4b44

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
SignatureQi1Y5Z6TfGPw6+0ZrhIgwLL+dzhyQN0MsMhn2xoRIG/YrRBArdw4vLWjRYyPXUCBs46fHrtAcrrlC0ey5nqaBQ==
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

2026-09-17T11:53:53.239513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022482
observed bfe30d1522e53c867469a2d65e00da16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:53.221522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022482/manifest.json
observed 946dd4fdba4304059257e5912e9f8276...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:53.201993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022482/publication.md
observed 7f2667e4d04ea65ab4d22ae1f335bfce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:53.179725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022482/publication.txt
observed 4d5fac609dcc50cf71f66cac6f2f4b19...
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.