OpenTechnical

OT-2026-000088908

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000088908) never changes.

Identity and time

Publication numberOT-2026-000088908 · never reused
Internal UUID01a0ae9b-8f11-7cbb-bc46-5f70d11f6414 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088908
StatusPUBLIC

Content hashes

Canonical text7cd6ad75e8a7b40f9eb89e4c8dc3d43acaf501ac4f3435aa5a83f21f8b398b85
Markdown67885b98687eaf0b8d8d58c94fc11a2fc75cb19621f7ed4f66af495820f9802e
PDF
Publication pagec76a63736a2df0b2d943c7717318736020093131d2cbe44c3d0a226730caa06f
Manifestc8a3679a120694ed4e21b1a1a1465e435c5e22584302a3f5a74ac4c6f30aa4ec

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
Signature8x9oSJacCnzz0Jabj6Bwjwc5sWwrtti7c0tWxhBWsELoOixRHW77Zw1iH+H2WBnOfdAFtn2VVrDDr/dJ39ZrAQ==
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

2026-09-17T09:48:18.768728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088908
observed c76a63736a2df0b2d943c77173187360...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:18.750677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088908/manifest.json
observed c8a3679a120694ed4e21b1a1a1465e43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:18.732309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088908/publication.md
observed 67885b98687eaf0b8d8d58c94fc11a2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:18.713784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088908/publication.txt
observed 7cd6ad75e8a7b40f9eb89e4c8dc3d43a...
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.