OpenTechnical

OT-2026-000070291

Publication integrity record

Three bellows cup vacuum gripper, three zone face, plant vacuum fed, supply line 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-2026-000070291) never changes.

Identity and time

Publication numberOT-2026-000070291 · never reused
Internal UUID01a0ae91-545e-741f-ab4f-f12a227ae00a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070291
StatusPUBLIC

Content hashes

Canonical text4384e1ca3db26d40ec916dd495d7f965475385dea625bf72c20e39bea63e674a
Markdown98efab37faac22101e5fe48daf06d080ff692a6894c6a4b74fdb26e4e230b29e
PDF
Publication page65a4a76c6b562df3d21862783b4588baa1c58f36bfa40ef04a8a2b4453d408ae
Manifest87a3760840c58fc3d077203bea2b1994ff6de683252b28d6ee289b35b0ca48de

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
Signaturepj2opjr7pr1QXpfahdFpqO8/lygXCbjtb3elrl564qVv1x4d0qoJE9uVjNaRfKYEE40hjzwSDRzzoPlHKuuhAQ==
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

2026-09-17T10:26:04.588743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070291
observed 65a4a76c6b562df3d21862783b4588ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:04.572559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070291/manifest.json
observed 87a3760840c58fc3d077203bea2b1994...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:04.556548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070291/publication.md
observed 98efab37faac22101e5fe48daf06d080...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:04.541732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070291/publication.txt
observed 4384e1ca3db26d40ec916dd495d7f965...
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.