OpenTechnical

OT-2026-000075008

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000075008) never changes.

Identity and time

Publication numberOT-2026-000075008 · never reused
Internal UUID01a0ae93-ac2d-7a78-b0a2-1e8423cf79d2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075008
StatusPUBLIC

Content hashes

Canonical text404634a661267704ac247b588bdb01d0a910d1ba73587b9ecc1cb9d2047f4879
Markdown8008e5ad9c3ca801515a3a649e977b865c511ce837bb25aed6c9a0c5d9eaa5c1
PDF
Publication pagee646a6f521801671902407386812dd8526ae7da85f00c25e9573177b02e2a273
Manifestc73aabbac27ee96ac109be53b171f59441ad3fdc5f005af7cd7ab75200410f13

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
Signaturehmt0NrSu5Uhut3i61bhNQkDYbrX7cvpf8+PnN2rRxfIJ34Aeels4Tn/dnJEfMu3qwcBwcqk3YsD5VDWaeyHKDA==
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

2026-09-17T10:18:49.106858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075008
observed e646a6f521801671902407386812dd85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:49.089939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075008/manifest.json
observed c73aabbac27ee96ac109be53b171f594...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:49.073748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075008/publication.md
observed 8008e5ad9c3ca801515a3a649e977b86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:49.057611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075008/publication.txt
observed 404634a661267704ac247b588bdb01d0...
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.