OpenTechnical

OT-2026-000037088

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold 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-2026-000037088) never changes.

Identity and time

Publication numberOT-2026-000037088 · never reused
Internal UUID01a0ae77-7740-7fbc-beb2-db520c44f25c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037088
StatusPUBLIC

Content hashes

Canonical text62f6348a2a1972189456982783ee47d71f2c4c11ca90c2e80de31ff3d76aa2d5
Markdown6779737055e529701bcaafbdcc5dae44388438fa3f4e4dbc79299f20a55a2933
PDF
Publication pagef9d24a9421208e50271e0738667e6b9c1b4eeb8e6b66f623fdcc55db60245711
Manifest3431af28af77a0516152516cc1ed48f77c70735a67e8b063bdb1a3f0fe77b4ce

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
SignatureW3daJj6V1smGeHfBxTLP+jC6tkhbJMy60JcoTmaSv7/8lwMFd1nFah2lDP6ZmUoVRImb+KZG3LhsVXaqYreiBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:24:57.231616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037088
observed f9d24a9421208e50271e0738667e6b9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:57.214873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037088/manifest.json
observed 3431af28af77a0516152516cc1ed48f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:57.199266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037088/publication.md
observed 6779737055e529701bcaafbdcc5dae44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:57.184439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037088/publication.txt
observed 62f6348a2a1972189456982783ee47d7...
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.