OpenTechnical

OT-2026-000026323

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, two 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-2026-000026323) never changes.

Identity and time

Publication numberOT-2026-000026323 · never reused
Internal UUID01a0ae71-f4a6-7efe-b55e-c43dea7bd308 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026323
StatusPUBLIC

Content hashes

Canonical texte4e6c4cbb0824fd29c59744bd0602519ef0bcef3473230ec40946b44bb7ef517
Markdown8fadda5170e6e4e531c88a29139078cf56f69d75d0beb7aa6db25e490e51beb1
PDF
Publication page36509de363308fb02992bb9c09e350cac8c496dec92c0639e927314f74393bfe
Manifest81f43244a2c9ca253beed5f2c3c9e56134d8e70f36f30ee21ef1bd98fcb7e162

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
SignatureP9gMdKMADrSh+b6vHetbAlnnXzHCKal8YWR33YZ/IbutRol4t9G76dcZQHJ6tSymass7kp7M+zloyQajYL4SAQ==
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

2026-09-17T11:44:16.973530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026323
observed 36509de363308fb02992bb9c09e350ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:16.956380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026323/manifest.json
observed 81f43244a2c9ca253beed5f2c3c9e561...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:16.937174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026323/publication.md
observed 8fadda5170e6e4e531c88a29139078cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:16.916273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026323/publication.txt
observed e4e6c4cbb0824fd29c59744bd0602519...
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.