OpenTechnical

OT-2026-000103049

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, pump fed, pulsed blow-off after set-down

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-2026-000103049) never changes.

Identity and time

Publication numberOT-2026-000103049 · never reused
Internal UUID01a0aea4-be3d-790d-beea-c55025086726 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103049
StatusPUBLIC

Content hashes

Canonical text64661f100148f618ce67503d9d385e1f789eb8e55f6995a32eda1c705a5b3d5e
Markdowndd611dea6d52a1600057e3fca26310b2b71d9a6de8f59b5a5b994d3a789c34f6
PDF
Publication page381ef67ecc6b139a6e5c36f82060ba9d21a82a1bb7a42fd8695893331edd97b7
Manifesta6a5bc8cd267fa1d2e8af91026ff2d809e54e3766c53cb262d33b6be140f0a0e

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
SignatureMF3o7Wo76qc35gLBzlK9Klr7EE317/A5pS8b7t4WsJJdo/g/Ms+xLZqaMFPWQgxcPC8oT/wvKqv+/lUZSi7wCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:10.484674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103049
observed 381ef67ecc6b139a6e5c36f82060ba9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:10.466875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103049/manifest.json
observed a6a5bc8cd267fa1d2e8af91026ff2d80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:10.449553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103049/publication.md
observed dd611dea6d52a1600057e3fca26310b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:10.429635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103049/publication.txt
observed 64661f100148f618ce67503d9d385e1f...
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.