OpenTechnical

OT-2026-000064836

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, 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-2026-000064836) never changes.

Identity and time

Publication numberOT-2026-000064836 · never reused
Internal UUID01a0ae8d-debc-7be0-9247-584c041a343d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064836
StatusPUBLIC

Content hashes

Canonical text0280fcb3cac423674926e352c13c4d4b1c1a05fb2fc61d54bcfbcb99d87c00ab
Markdown73c2459e7ae5c6387c46513e045467b1d9f44002f7ba62912e071fba02b1bf89
PDF
Publication page8d24e8b922010f075fc982fcce2d54a944ad00c4d768d024398acd699a66a634
Manifest19bd4d9533136364044e46a69b00cd8e897a29f9d69c875f3893d853dabb0139

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
Signatureo2KP2s3Vof1HOgHFsbqYwAyDMdpjMxlEqmKpWLY573aQKLk9lfCZFo+ms1yXQH1zqzlYI5aVB9a7KYK7tgnCDQ==
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

2026-09-17T10:35:44.704512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064836
observed 8d24e8b922010f075fc982fcce2d54a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:44.687000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064836/manifest.json
observed 19bd4d9533136364044e46a69b00cd8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:44.667382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064836/publication.md
observed 73c2459e7ae5c6387c46513e045467b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:44.647763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064836/publication.txt
observed 0280fcb3cac423674926e352c13c4d4b...
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.