OpenTechnical

OT-2026-000011469

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three stage ejector, vented 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-2026-000011469) never changes.

Identity and time

Publication numberOT-2026-000011469 · never reused
Internal UUID01a0ae6c-88ff-7b1a-9fed-5e1e9067c04a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011469
StatusPUBLIC

Content hashes

Canonical textbd1f8b0cd2d59e3de0485c32eeacd8c52eac50ac2c7c1ccc4c071b596a17b9ec
Markdownedfa6150df52e829094dac4db865b2f512745bdae7c96e97b029a4f1f1511d9e
PDF
Publication page4504754bc3c1500331a854d8284635385b93500eb83e4a2988871b22711dbbb0
Manifest7e1a104f43165cdf8e3154c5681909301c73259da29d01c85e574a8ef18c6864

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
SignatureUmZp7glVI4gR6vMvuIHpYUiGlQ7JQsFsC9OHdBnCgFyNRFvhcXr1slI1k/QQ+hzaQrp1TMDJebTRh72R0nKBCg==
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

2026-09-17T12:13:14.309443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011469
observed 4504754bc3c1500331a854d828463538...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:14.288353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011469/manifest.json
observed 7e1a104f43165cdf8e3154c568190930...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:14.269134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011469/publication.md
observed edfa6150df52e829094dac4db865b2f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:14.248691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011469/publication.txt
observed bd1f8b0cd2d59e3de0485c32eeacd8c5...
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.