OpenTechnical

OT-2026-000037756

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, 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-2026-000037756) never changes.

Identity and time

Publication numberOT-2026-000037756 · never reused
Internal UUID01a0ae77-f889-7c59-bb23-bcf9874d0dd3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037756
StatusPUBLIC

Content hashes

Canonical text1bcf663c11f596ee1348d42a9602a93c55ecb93c8e888bcff0c1082274ade472
Markdownea7b5b61fe378b5e06a077b2ad2da9d11d500fb58aeb2c36a971f4ee79aed9a3
PDF
Publication page299da14923e4b08e8527bb210e0cb4373b6b5074167d8880f495018e3291466a
Manifeste334b374cf9f3c609d932b295b1152069f4432e063db641c918dd2fa5b448d66

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
SignaturedlrxqtEnx3QFMMTeMSRftmZXfWVAXjJrnZLt0ZcnWyoB07R9LA0XD4QfmOkIpULRTA417r5KP+n2RPY5FtaUAw==
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

2026-09-17T11:22:58.946743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037756
observed 299da14923e4b08e8527bb210e0cb437...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:58.925915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037756/manifest.json
observed e334b374cf9f3c609d932b295b115206...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:58.853214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037756/publication.md
observed ea7b5b61fe378b5e06a077b2ad2da9d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:58.726765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037756/publication.txt
observed 1bcf663c11f596ee1348d42a9602a93c...
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.