OpenTechnical

OT-2026-000015611

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, pulsed 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-2026-000015611) never changes.

Identity and time

Publication numberOT-2026-000015611 · never reused
Internal UUID01a0ae6e-0c4a-731d-8533-94678a3cf788 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015611
StatusPUBLIC

Content hashes

Canonical text71497a418c8cca2701fd10a687ff63b5826a39d07d1064ed54aeabbf4a9e9550
Markdown528dda697099b544eefeee4f24562f23c9af2ab156eee56895d40d44eecfdb3c
PDF
Publication pagefef969a865b2ba1067011b004cb63d7e6d7ccde67cdcc543095105303f895d51
Manifest9231a10eb65f8ff5ebf4a9ceac6d92b12be637171b1005ee1f7427d1f00f0673

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
Signatureh3BKrqCCBcIvnuzkpMECk4aPKxQHDiNm8Tc1zT/7A0sILNAFKTCd7v3Ejb/6QFRbOx4AE249KhhA7BTZr07JBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:04:51.464347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015611
observed fef969a865b2ba1067011b004cb63d7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:51.447772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015611/manifest.json
observed 9231a10eb65f8ff5ebf4a9ceac6d92b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:51.422419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015611/publication.md
observed 528dda697099b544eefeee4f24562f23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:51.402914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015611/publication.txt
observed 71497a418c8cca2701fd10a687ff63b5...
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.