OpenTechnical

OT-2026-000015111

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, three stage ejector, 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-2026-000015111) never changes.

Identity and time

Publication numberOT-2026-000015111 · never reused
Internal UUID01a0ae6d-ef47-7219-93d6-6c47334904d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:55.421510Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015111
StatusPUBLIC

Content hashes

Canonical text397d87306a385b1ec7d9e3f572c9c7a694ddf88392a67922e4bbd93b471c14ed
Markdown5ff6771fde4887f67fdea2b1da8e68d5178cdc9fdc59f027dc982faae1b973ff
PDF
Publication page5ef8e82bdcba673a35df10165ac3d35c7e464f71b9dd09929c38420949d27560
Manifest622b1d76ca394739248b25fbc332c94815842a31711a5b7fa99fffc2810fc70a

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
Signaturemgit41rVGeCsRzaZEaA2WkIrbm17xMTU6ujfGbPdNP425qnUpZgmNGkmS4rrxQzjusjZqaHQikf66Qvfpl6QBA==
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

2026-09-17T12:05:42.194848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015111
observed 5ef8e82bdcba673a35df10165ac3d35c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:42.176748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015111/manifest.json
observed 622b1d76ca394739248b25fbc332c948...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:42.157918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015111/publication.md
observed 5ff6771fde4887f67fdea2b1da8e68d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:42.139914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015111/publication.txt
observed 397d87306a385b1ec7d9e3f572c9c7a6...
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.