OpenTechnical

OT-2026-000085652

Publication integrity record

Foam pad vacuum gripper, two zone face, pump fed, sustained blow-off before 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-2026-000085652) never changes.

Identity and time

Publication numberOT-2026-000085652 · never reused
Internal UUID01a0ae99-aaad-731d-a139-d32810fb7431 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085652
StatusPUBLIC

Content hashes

Canonical text317afef8ab68b4ac9249e1a708eb95329e5cd9efc3d70bcf91fce33df883f35a
Markdownf8f26a2360b386d6120f87030d4e202fd36b97c050bef72374a055be29a16ad9
PDF
Publication page6aa0e2df9c810555ae0b445dc56a65d62cd13c665be7fde8cba06845081983e9
Manifest8c8b9427eaa95c1ed5bf1a98534c3451f26055ce4f9e28808c6939955e5c320d

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
SignaturegsTcJ36gr6RzYPlx7ltqR+gN9BhiXhGPndnY2iqq46OhsW1tPAqU1p7Mc0TnGGsnu8NU14rclnhgrwWnj2ZKDQ==
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

2026-09-17T09:54:32.494636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085652
observed 6aa0e2df9c810555ae0b445dc56a65d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:32.477671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085652/manifest.json
observed 8c8b9427eaa95c1ed5bf1a98534c3451...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:32.458855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085652/publication.md
observed f8f26a2360b386d6120f87030d4e202f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:32.418843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085652/publication.txt
observed 317afef8ab68b4ac9249e1a708eb9532...
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.