OpenTechnical

OT-2026-000044500

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, pulsed blow-off 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-2026-000044500) never changes.

Identity and time

Publication numberOT-2026-000044500 · never reused
Internal UUID01a0ae7c-39d8-7e7f-a5c4-e63d07202097 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044500
StatusPUBLIC

Content hashes

Canonical texte521f6f2e95ccc1e0e5f014481069158de990d9fff4416a80d69a39eb4206120
Markdown9486bc386b146fdd09d9911fcad99cbdfdaa4cc892bc32ee4466ae98789f4848
PDF
Publication page38d480b967aabea4d40ef233a0a1c3ec6e5113585c39a5454a792f56a0cee97a
Manifest0f1c82a77d627647265a5c6b5a74b5ac716768dc639a50d763d2304b4a441eaa

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
SignatureMxYqUhMxEeAA/VMPvNZx397gloobTx6yM+TXUp0TIM9+ejcF1A9oX+6PUsFmwRJ0SnlGJ34NuYfIUotUDxoECQ==
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

2026-09-17T08:30:58.564036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044500
observed 38d480b967aabea4d40ef233a0a1c3ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:58.545919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044500/manifest.json
observed 0f1c82a77d627647265a5c6b5a74b5ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:58.528047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044500/publication.md
observed 9486bc386b146fdd09d9911fcad99cbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:58.510775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044500/publication.txt
observed e521f6f2e95ccc1e0e5f014481069158...
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.