OpenTechnical

OT-2026-000062585

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, vented 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-2026-000062585) never changes.

Identity and time

Publication numberOT-2026-000062585 · never reused
Internal UUID01a0ae8c-0ac1-78e8-80a0-e2401d0d8622 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062585
StatusPUBLIC

Content hashes

Canonical text7f89a00b3e8220088b7c412e3fe9229c3ee3ca910fccb7d2ad0649ec5130a6ce
Markdown72b47a819a636db2675a9870aa852a91b39d44b87e75981fff24dd6c3926c5d5
PDF
Publication pageea950672df020ea0b601ab442a00950f1a4d46e2714eefd488de2308516b554e
Manifestea7e97423215bee8ef8a95bcbf390a4ee22889a1bc06cce0365f82ac99f6787d

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
SignaturevK2YNDhWZsbekUcy2Yw9KrR8iQCHUT4znrV+FsIuR/1bTa7mcBOl3Ow86u/xs4xWuHTb6me+lGKeW0QcomOZBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:40:04.574859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062585
observed ea950672df020ea0b601ab442a00950f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:04.555372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062585/manifest.json
observed ea7e97423215bee8ef8a95bcbf390a4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:04.535185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062585/publication.md
observed 72b47a819a636db2675a9870aa852a91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:04.515181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062585/publication.txt
observed 7f89a00b3e8220088b7c412e3fe9229c...
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.