OpenTechnical

OT-2026-000085497

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, sustained blow-off before 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-2026-000085497) never changes.

Identity and time

Publication numberOT-2026-000085497 · never reused
Internal UUID01a0ae99-aaac-780c-aa43-70eff1b0ea89 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085497
StatusPUBLIC

Content hashes

Canonical textf0c0742b0860d114689548004eaa852fee12e1b7c35aa55791d4fbe7dc0b6b1d
Markdown6de3494a57a23be4734ffe6c8a63f1c17dc756cd44f3849f546ff019eaeedefe
PDF
Publication page681e24ea029563e6221fba2ad0d996522177cb76d476199099c2b1583eef0b4d
Manifest595fe92184dbe159766e5a6baa71ad73c94a3dc0813346fb81bfc964db109b35

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
SignatureCZAQI83sWYWrHHLAWpuISetVmfsbd/3WC9FW4dscCISrTS0H4o/nV/Yx0q4xIDtQnBlClmKTK3M5sakoPrtZAA==
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

2026-09-17T09:54:17.907535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085497
observed 681e24ea029563e6221fba2ad0d99652...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:17.887992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085497/manifest.json
observed 595fe92184dbe159766e5a6baa71ad73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:17.868559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085497/publication.md
observed 6de3494a57a23be4734ffe6c8a63f1c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:17.844258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085497/publication.txt
observed f0c0742b0860d114689548004eaa852f...
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.