OpenTechnical

OT-2026-000008392

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, 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-2026-000008392) never changes.

Identity and time

Publication numberOT-2026-000008392 · never reused
Internal UUID01a0ae6a-e469-70ee-864e-350636ea0f03 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008392
StatusPUBLIC

Content hashes

Canonical text28a25f9e897a3adf6504eab37f2fc4a5031aa831dd8b468702ffb99b53a31862
Markdown8048e81329d1c502251d154f48a5c3f2ad18276cb0b34dabb1396786a4f3fc73
PDF
Publication pagebf0abcdee2cd863fb0536b5b9823b5dc6e752022436060e23ae4ebda76320421
Manifestf276e18c44130f207ece7bd25dc5d88c5e0ec347137ce5949244552f500d53c2

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
SignatureMy8aSB5R7x0ARajsYXR/vB+a1cgXIEh/6D8WH6XxoNeKTbWmwMyKWaCcXFb0LExtCO2VsVcRYLyYH/b1SMb5AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:13.722055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008392
observed bf0abcdee2cd863fb0536b5b9823b5dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:13.697338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008392/manifest.json
observed f276e18c44130f207ece7bd25dc5d88c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:13.675060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008392/publication.md
observed 8048e81329d1c502251d154f48a5c3f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:13.651522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008392/publication.txt
observed 28a25f9e897a3adf6504eab37f2fc4a5...
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.