OpenTechnical

OT-2026-000039461

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000039461) never changes.

Identity and time

Publication numberOT-2026-000039461 · never reused
Internal UUID01a0ae78-9675-7505-bfe1-57ccd858f858 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039461
StatusPUBLIC

Content hashes

Canonical texta77afc51aa927b01ea59fcb8654d33e5c8ebc3d7eef6414effb0c939ce810164
Markdown5e41072cff94374b74da04c41efb53ce3f6344c6bd935dc8677e545b769b03db
PDF
Publication pagee6debb9b3fba150cf71c9f66f3a3ccedcb566bf4564320842a1f6843810bfcfc
Manifest88e605a9675d4eac67dc730d2204152aa44f55ab6dea8016dbc07886384e02ea

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
SignatureRgxcVaQCb7ya/g5uitWpumZgeV5DVSk3vSd/AdqZKop5WBWbqh2yAm+qtI15TFc2Dz5ifxg6sGzlLxuiN1YGAA==
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

2026-09-17T11:21:05.033277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039461
observed e6debb9b3fba150cf71c9f66f3a3cced...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:05.016414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039461/manifest.json
observed 88e605a9675d4eac67dc730d2204152a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:04.999133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039461/publication.md
observed 5e41072cff94374b74da04c41efb53ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:04.983112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039461/publication.txt
observed a77afc51aa927b01ea59fcb8654d33e5...
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.