OpenTechnical

OT-2026-000060001

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, 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-2026-000060001) never changes.

Identity and time

Publication numberOT-2026-000060001 · never reused
Internal UUID01a0ae89-ec27-7851-a850-75371a2976b3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060001
StatusPUBLIC

Content hashes

Canonical textd61e8c3e47d8caef08e27bc2d5d07639ad7c4b104bd2aa2d854fececceb1fe6c
Markdown94ed67fb17e0d783a5bf243a862dbe3a37b4cda8594767d89cee6fae250226f3
PDF
Publication page1fd4ad4fd741f25deee228d56e8fccd95b3affc849617eec838ce22f1d9e0ae8
Manifest686a99cc91c477b71477a3cbc7199fdc70110a740da9919bb766a95a56058137

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
SignatureCcR2L0cjn2PeYMl1Gv5+8SbqbKV/BIu2FE3KfIHitYTyhJMkXKPhYqcjiqS7wERM09wGHqBMJqw6YkGnv2jPCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:47.734068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060001
observed 1fd4ad4fd741f25deee228d56e8fccd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:47.717071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060001/manifest.json
observed 686a99cc91c477b71477a3cbc7199fdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:47.700189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060001/publication.md
observed 94ed67fb17e0d783a5bf243a862dbe3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:47.682693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060001/publication.txt
observed d61e8c3e47d8caef08e27bc2d5d07639...
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.