OpenTechnical

OT-2026-000009547

Publication integrity record

Three cup vacuum gripper, three outlet manifold, pump fed, pulsed blow-off before set-down

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-2026-000009547) never changes.

Identity and time

Publication numberOT-2026-000009547 · never reused
Internal UUID01a0ae6b-7563-73bd-93c3-d8c0f00cc969 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009547
StatusPUBLIC

Content hashes

Canonical text8256512eff25bda3b4536794a8ccf1204d124201d6865de59413e1487d134834
Markdownbed98265923ff8d2c16d5c172e0ff56db15a3a2c1e4fef208cd37cb891edec05
PDF
Publication page9a20ef45ab73e8eb0c7b872ea515e5224fcd704f32474c7ffd93e789539e09ff
Manifesta45aaeb59dc155bfd9d50221b8a78e6f6df8b1535a0bed781f697ad3ddb2f521

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
Signature4g5GWBs7aUuMpWaE7YkSj/ZT9s6w1fyNnyQzf0OZwD4VSwaf2xwvRPibwdOFb9muGpWK/alxBtfQLCYTTKCyDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:58.392692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009547
observed 9a20ef45ab73e8eb0c7b872ea515e522...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:58.374332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009547/manifest.json
observed a45aaeb59dc155bfd9d50221b8a78e6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:58.355360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009547/publication.md
observed bed98265923ff8d2c16d5c172e0ff56d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:58.335195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009547/publication.txt
observed 8256512eff25bda3b4536794a8ccf120...
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.