OpenTechnical

OT-2026-000039041

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000039041) never changes.

Identity and time

Publication numberOT-2026-000039041 · never reused
Internal UUID01a0ae78-9672-74c0-865d-5b2ba431f86a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039041
StatusPUBLIC

Content hashes

Canonical text989a9b7bd74f9005c75eddd79de3a8d09eaff53a3e61c92fcb5150f3758165e5
Markdown7172db6bbc0aa723b5518794b11f785aeeac36109cb6a22e4c01a063b319a4e6
PDF
Publication page6716915d5e9ba1c830e15f3383a990f53f6258923eefe871359073cefb0116d0
Manifestbabfeb1522192d4fa79208915552e94b075a4cca59f3fbfd751402c74cc5142e

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
Signaturee6+pcXJjUJ5oiwYZX9QgSPGK9qDDBEmLD0qaGVUMrwj2Canq0SGHdzln4eFI8gGJg/bnWgbDzUmYGJOECKanDQ==
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

2026-09-17T11:20:23.657430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039041
observed 6716915d5e9ba1c830e15f3383a990f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:23.636180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039041/manifest.json
observed babfeb1522192d4fa79208915552e94b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:23.617738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039041/publication.md
observed 7172db6bbc0aa723b5518794b11f785a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:23.599541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039041/publication.txt
observed 989a9b7bd74f9005c75eddd79de3a8d0...
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.