OpenTechnical

OT-2026-000075191

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000075191) never changes.

Identity and time

Publication numberOT-2026-000075191 · never reused
Internal UUID01a0ae93-f1ff-7ddf-806d-4699417cb6f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075191
StatusPUBLIC

Content hashes

Canonical text8e31be412d882bde619c0e9fa8a876d120181819031e18846036adf8bae44b0a
Markdown46200d9952e8cb35a45befcb456a32bd03e8cdb90ff4f4988b7a289162dfd343
PDF
Publication page8b53c66b731de98084604e38cbb34671edbb058c31997aa82fd548a56154a576
Manifest6c7e39689d09e1ef7fcc40a60303e26df2c05aa409ccf5f56fb233b14e65e659

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
SignatureYNQ3FcTNQPbMhLN9eOUTO1DzR3kPQLCM3BJsDQ8hUqYS2rpHcu5AcHuaGU+go3JyOIWnSigRIhhDzTsW7ionCw==
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

2026-09-17T10:20:26.681406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075191
observed 8b53c66b731de98084604e38cbb34671...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:26.662351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075191/manifest.json
observed 6c7e39689d09e1ef7fcc40a60303e26d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:26.644990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075191/publication.md
observed 46200d9952e8cb35a45befcb456a32bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:26.626901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075191/publication.txt
observed 8e31be412d882bde619c0e9fa8a876d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:38.245529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075191
observed 8b53c66b731de98084604e38cbb34671...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:38.227574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075191/manifest.json
observed 6c7e39689d09e1ef7fcc40a60303e26d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:38.209945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075191/publication.md
observed 46200d9952e8cb35a45befcb456a32bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:38.191530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075191/publication.txt
observed 8e31be412d882bde619c0e9fa8a876d1...
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.