OpenTechnical

OT-2026-000014617

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000014617) never changes.

Identity and time

Publication numberOT-2026-000014617 · never reused
Internal UUID01a0ae6d-d092-7cd2-8abe-a1acdc7fa9f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014617
StatusPUBLIC

Content hashes

Canonical textfefbd0b8d2d83a0bb0bd2812b44adc9914b3d879ecdc77c8ccb4abf4aa3adb54
Markdown11383530467698b9223c7dde0b557d451cb25b00683aff5b9c25f930462e5ee4
PDF
Publication pagec67b552af8354e6c756617db1beedecb6a5ecf314697979f490033d0909c8254
Manifest261bc815c9df32b99b98f06b61c71bcb9d3baeeb07ebc96514dd9ed24dc75931

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
Signaturebvoyh5CMfuvi+Z80bAj1XVYtBD9fYDiNSXn1bjxKvtEir+l99D+PYsAW6+oG3RLyx+IMYPR5woYomi22IC38CQ==
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

2026-09-17T12:06:25.651884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014617
observed c67b552af8354e6c756617db1beedecb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:25.634633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014617/manifest.json
observed 261bc815c9df32b99b98f06b61c71bcb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:25.615369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014617/publication.md
observed 11383530467698b9223c7dde0b557d45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:25.595705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014617/publication.txt
observed fefbd0b8d2d83a0bb0bd2812b44adc99...
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.