OpenTechnical

OT-2026-000085225

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, pump fed, sustained 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-2026-000085225) never changes.

Identity and time

Publication numberOT-2026-000085225 · never reused
Internal UUID01a0ae99-43ba-7b76-816f-3a36c44c49b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085225
StatusPUBLIC

Content hashes

Canonical text62ff8f7de362b32912d851d0020687ffd3e1109be686995b8c017982fa9f3a74
Markdown3f716ddb07718fac8c33f6d9130513701258f8f8e1261ebc9f22d527df663292
PDF
Publication page0609ccae8a3b025bc0f48fbfcb4f9c7826d5bf5312ff14266cc94e11cd182279
Manifest953cfda12edb5775e828715f95221a9a71189676aea9b91b15acc5cddeea8fb4

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
SignaturePLiMoITysUA5T8PirCHoME12JNHiKMdUTVibTptw0/ACFgEGYR07UlIeenDajgAUlyvfa8rTCEeR8luUsMCRAQ==
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

2026-09-17T09:55:19.274990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085225
observed 0609ccae8a3b025bc0f48fbfcb4f9c78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:19.257421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085225/manifest.json
observed 953cfda12edb5775e828715f95221a9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:19.240495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085225/publication.md
observed 3f716ddb07718fac8c33f6d913051370...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:19.223765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085225/publication.txt
observed 62ff8f7de362b32912d851d0020687ff...
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.