OpenTechnical

OT-2026-000088794

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000088794) never changes.

Identity and time

Publication numberOT-2026-000088794 · never reused
Internal UUID01a0ae9b-8f10-7a5d-8956-9107ee7ecfca · 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-2026-000088794
StatusPUBLIC

Content hashes

Canonical text0c8514b512c721ebad9e5c651bd2af58638e4442433eaa55078923bf096b45bb
Markdown169e28a67a5be1c13b07a4da770546229b004d87e4a767f36292bbbdb5c87175
PDF
Publication pagee03c9fe9e80c501473ae41759e85ab48df1cb300b602bce39a6c3d00b65d8b11
Manifest29896e8336014b99eca11154b6b46fcd1967c33dada61fae4dbffa3d1c2a1eee

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
SignatureBaE2Yr/KNuIk7lulo1tcisRWec5QNFxJ83gdjBJLDAZT5VYrG8GLFEiP9UxKyFlU84hgO42gU8tn4Zvl2gNrDw==
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

2026-09-17T09:48:10.463914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088794
observed e03c9fe9e80c501473ae41759e85ab48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:10.443907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088794/manifest.json
observed 29896e8336014b99eca11154b6b46fcd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:10.424435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088794/publication.md
observed 169e28a67a5be1c13b07a4da77054622...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:10.403338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088794/publication.txt
observed 0c8514b512c721ebad9e5c651bd2af58...
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.