OpenTechnical

OT-2026-000022568

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off before set-down

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-2026-000022568) never changes.

Identity and time

Publication numberOT-2026-000022568 · never reused
Internal UUID01a0ae6f-f4ff-7039-9e36-9edc8562513d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022568
StatusPUBLIC

Content hashes

Canonical text120977ba63a08d841e5c82ab0b49867a6711f0f93702b248fb573e3ceae01e0e
Markdownbb738b9d1813c0b8235f08db723616c7928d766f436b7f99a941274be0f36e0e
PDF
Publication pagee435c66cb9f49d20144a2f0b3df0d7ab5938e09edde95407a7223aeffadd5141
Manifestcc210e8a599d1345579d962823fc1cb31c772ca8cd68a4429f35a4e00e043bb3

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
SignaturegmES78rrPnXiU7KG8rzwM64xxuqpnnxE7grwEngQaq2mQ4eBNnmRHfEf5Q5vEVrxQWgRIPaTmZwJQsdYc+4GDA==
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

2026-09-17T11:54:00.486964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022568
observed e435c66cb9f49d20144a2f0b3df0d7ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:00.467160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022568/manifest.json
observed cc210e8a599d1345579d962823fc1cb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:00.447831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022568/publication.md
observed bb738b9d1813c0b8235f08db723616c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:00.426962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022568/publication.txt
observed 120977ba63a08d841e5c82ab0b49867a...
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.