OpenTechnical

OT-2026-000093703

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000093703) never changes.

Identity and time

Publication numberOT-2026-000093703 · never reused
Internal UUID01a0ae9e-508c-7806-b7ef-af0e66fbd739 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093703
StatusPUBLIC

Content hashes

Canonical text09f38621a85f9678a27669cec5f03428c72395bd99dfb9be0a9500aabc5642d8
Markdown97aa8a3703b858046a4a2c751d1d058f9c940327b399bf173e3ac6691aeb3123
PDF
Publication page892fe08b5753166c6ddfddda561d782e808c7ea31277b4603512c05d8acea919
Manifestb9a9d9b053a5a4ed256a0e3423c80ce63a889925749586a7b20d13beeb622414

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
SignatureGHSvbTIZsuPWBEyGUPZQTIwkFRwk/L5q3mHjrDLOhN7d8iRwHRcMU30x3Xpez9GIBkjL/Vhh6xJZd6RjuWRIBQ==
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

2026-09-17T09:39:46.227859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093703
observed 892fe08b5753166c6ddfddda561d782e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:46.210992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093703/manifest.json
observed b9a9d9b053a5a4ed256a0e3423c80ce6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:46.194854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093703/publication.md
observed 97aa8a3703b858046a4a2c751d1d058f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:46.177359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093703/publication.txt
observed 09f38621a85f9678a27669cec5f03428...
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.