OpenTechnical

OT-2026-000065856

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000065856) never changes.

Identity and time

Publication numberOT-2026-000065856 · never reused
Internal UUID01a0ae8e-46fc-79c0-9a4a-c117febf3d34 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065856
StatusPUBLIC

Content hashes

Canonical textb750a1e36d0b8098c8ceda81f3002278e1ee4fd049cebdae78a56ab5e78d639a
Markdowne0d5c32201050e12997eb3ab0772088c0a4e783a147b800c36b527b89e03ea62
PDF
Publication page502440f8f3e17e4036bb3fde49e72d6ee757c55535e63b51c83e3b6bdb48b4e8
Manifest8ea6180fb183e5689f093d6b44f3c8b38a1a2de78b2b8af2a407fc288aa5e3b3

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
SignaturejUqC17vEpkyyEIqusz86yD2RSr4kA50a/HbkW6vNVvSPR0BujV6xXZG9VKuyhlzJs7+kIL6XR8tdKqUxqx6GAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:34:18.847210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065856
observed 502440f8f3e17e4036bb3fde49e72d6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:18.829432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065856/manifest.json
observed 8ea6180fb183e5689f093d6b44f3c8b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:18.812370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065856/publication.md
observed e0d5c32201050e12997eb3ab0772088c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:18.796836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065856/publication.txt
observed b750a1e36d0b8098c8ceda81f3002278...
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.