OpenTechnical

OT-2026-000007517

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, sustained 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-2026-000007517) never changes.

Identity and time

Publication numberOT-2026-000007517 · never reused
Internal UUID01a0ae62-4df5-7ff1-a4c5-b3c8efcb6096 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:13.261569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007517
StatusPUBLIC

Content hashes

Canonical text5dd60c77544820dc2557dc505a926d245819f74bbf5eaeb5b8c7eceba312b761
Markdown5522ddff020b6f9c221eaa53300b3599d52453abfbc0ba2b575c32ff84dd6da5
PDF
Publication paged5d81fccaff229bdd45f699a7731e9b794843b5bfeb5ffd5957ec0c6eb3b9661
Manifest0bb00bb5a6e67e7436dc4518e539ea2df7f154f1bb9f004461823fe4d1887404

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
SignatureKIguu/Vdydq33McWW8XtukERAr009za30+G7qWdQv0VHrSVX9jhiq2VXICXT32pYGwqJ9wraYtFP3d6tdAt7Cw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:21.378976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007517
observed d5d81fccaff229bdd45f699a7731e9b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:21.361958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007517/manifest.json
observed 0bb00bb5a6e67e7436dc4518e539ea2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:21.343520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007517/publication.md
observed 5522ddff020b6f9c221eaa53300b3599...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:21.325424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007517/publication.txt
observed 5dd60c77544820dc2557dc505a926d24...
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.