OpenTechnical

OT-2026-000056966

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line 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-2026-000056966) never changes.

Identity and time

Publication numberOT-2026-000056966 · never reused
Internal UUID01a0ae87-7af9-7964-b0c7-40882bfb59e5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056966
StatusPUBLIC

Content hashes

Canonical textec1e5eeb63d6a7e0d17c099c768013da3abac7c83779dc2e8c9f0e3256714a65
Markdown7c37189dc0936f093f44dff36c11309dcc5499cc182c50bbc50695a250b5cb03
PDF
Publication page0d525c03a6494bfdb2831b3d63d76add7bacb19535f44ba80f8e3e12b38e9f97
Manifesta308279cb343aa303865f6b150a9efc4cc7ce88915fa9b6ccbac33e6288a8a67

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
SignatureTnlnuCAQM3+3sfECz4ru29XVdf5GLlBWPUNWvuPSfigBnZyXjqGALeH/fwjdqxDSGxTjNZtfuiHzbwkkPlMuBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:31.459899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056966
observed 0d525c03a6494bfdb2831b3d63d76add...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:31.440283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056966/manifest.json
observed a308279cb343aa303865f6b150a9efc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:31.421423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056966/publication.md
observed 7c37189dc0936f093f44dff36c11309d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:31.403559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056966/publication.txt
observed ec1e5eeb63d6a7e0d17c099c768013da...
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.