OpenTechnical

OT-2026-000017413

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, pulsed 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-2026-000017413) never changes.

Identity and time

Publication numberOT-2026-000017413 · never reused
Internal UUID01a0ae6e-76c9-7f84-a40d-3d72b746cf33 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017413
StatusPUBLIC

Content hashes

Canonical textec822451f7abd80b4147a29ac6a7a8858ebe0378c7bca96fa9ecc3d3c15e5375
Markdown27f3033187980efcf88a27a9afafcd63d2fbc3d497605b2d72bf32f0505990ba
PDF
Publication pageb2649d2c98b12338dd197191c48f486259258c5fb0a209e973be30c97e928ae4
Manifeste81e583d5c03e75194d32902a129577a5dd81e3521409c294c15ecde0b7a964e

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
Signatureg4luikbjNOwy+dNkb5ZVODqPfJMbruF6w0MxBzPgltVj0Fmt4gj1Jw+4CfFphfdUzzJ6RCAYmlEqPcxqrU/vDw==
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

2026-09-17T12:02:32.450979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017413
observed b2649d2c98b12338dd197191c48f4862...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:32.432163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017413/manifest.json
observed e81e583d5c03e75194d32902a129577a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:32.415073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017413/publication.md
observed 27f3033187980efcf88a27a9afafcd63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:32.396802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017413/publication.txt
observed ec822451f7abd80b4147a29ac6a7a885...
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.