OpenTechnical

OT-2026-000016950

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold 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-2026-000016950) never changes.

Identity and time

Publication numberOT-2026-000016950 · never reused
Internal UUID01a0ae6e-591a-76ef-ac50-b79188faaa20 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016950
StatusPUBLIC

Content hashes

Canonical texte6fc788d5e76c1eae69a736e96be775449231c893ad8358debd1763f8d25eb5e
Markdownb3299b0c3b2671b9d3359f606514daeacb8e1cfd17dbf846d404b4ddc1b710b2
PDF
Publication page1bda90dc2354d9ae2b7b04ea40684c734e151e44a8f585c75f688d841cfe66d3
Manifest77b9215756abf5ddffe57e98754ccc3aea4df015c1d7b7e1e582d74b632a6e31

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
SignaturelFPQ6/wMc+1sPR4jxzzqEwJKLcd1aLyYePMTDMMvfnF/CSSTfeZcoA3/CZ89Z1MIUDAjU2hkINm8d0ByPhYwCg==
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

2026-09-17T12:03:14.187139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016950
observed 1bda90dc2354d9ae2b7b04ea40684c73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:14.171833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016950/manifest.json
observed 77b9215756abf5ddffe57e98754ccc3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:14.154924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016950/publication.md
observed b3299b0c3b2671b9d3359f606514daea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:14.138106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016950/publication.txt
observed e6fc788d5e76c1eae69a736e96be7754...
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.