OpenTechnical

OT-2026-000051725

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, 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-2026-000051725) never changes.

Identity and time

Publication numberOT-2026-000051725 · never reused
Internal UUID01a0ae83-7c83-7651-8509-e77a22103a91 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051725
StatusPUBLIC

Content hashes

Canonical text031b53ae46ffe1d7d6ca003ea8df8af0451748551947e4414d14df36233823dd
Markdown648ff1fe3f277b6f7cc23be49efd729129f9c220e5763a9aad8b1d43e965a010
PDF
Publication page484c37e6880710973435ffc3ad27ff1d0022db3a5c47c84619748b7dac35cf3a
Manifest4327c930a628e94db5a7d7c65882141dc13c87702049c722b846f59d17af74b9

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
SignatureAZcIvh6SS1AC4vEobtU4FmTp0zOGaO3LOuiiwudcopCSi/7UVBSl4iPFT9juXfQ8fdSy+oBk90bmcCPFOd57AA==
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

2026-09-17T10:58:36.895234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051725
observed 484c37e6880710973435ffc3ad27ff1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:36.875228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051725/manifest.json
observed 4327c930a628e94db5a7d7c65882141d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:36.855953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051725/publication.md
observed 648ff1fe3f277b6f7cc23be49efd7291...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:36.835393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051725/publication.txt
observed 031b53ae46ffe1d7d6ca003ea8df8af0...
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.