OpenTechnical

OT-2026-000016125

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000016125) never changes.

Identity and time

Publication numberOT-2026-000016125 · never reused
Internal UUID01a0ae6e-2d10-7dbb-b1ea-aff49d2580b9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016125
StatusPUBLIC

Content hashes

Canonical text621a8c3a0622177b41c7df0d42f9c8b6ad156b9ec1c3e0bcb83416167df8f7f3
Markdownffb85128ad8bbcf1d1ccf860d01bb0344309338e42ac15b5509e0173cef81116
PDF
Publication page03ed38e81d94510df7589a6e6fcb458a04024f3162a3ce5a20138ee0f2b4fd8b
Manifestb4f1824d123504977810deb5fc851c64ea080ca55409da45f1687470b78c0aaa

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
SignatureagBQthaHOrVBPz79B99FZ0xbdF40FOwCCzdZtSWw+mf12Vy53YA97uHwe+Ui0rAbwlmDcdo2YL9NxMQuwUGxAg==
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

2026-09-17T12:03:33.428215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016125
observed 03ed38e81d94510df7589a6e6fcb458a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:33.410486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016125/manifest.json
observed b4f1824d123504977810deb5fc851c64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:33.393298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016125/publication.md
observed ffb85128ad8bbcf1d1ccf860d01bb034...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:33.374687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016125/publication.txt
observed 621a8c3a0622177b41c7df0d42f9c8b6...
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.