OpenTechnical

OT-2026-000089108

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000089108) never changes.

Identity and time

Publication numberOT-2026-000089108 · never reused
Internal UUID01a0ae9b-daff-77d2-a1b0-017a041c601d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:04.880043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089108
StatusPUBLIC

Content hashes

Canonical textf3b2fbcf8b4d803633d2cbc0c6593a8ac115a005a329124470fc4696df3a6983
Markdown5f7f90cedb8dec7b396d4ab844d4645210a49ad58dee145b1a13a529424335ea
PDF
Publication page0e34c6469ded5c90d44282ce6cdab708bda91da8b665e34bc3750306edc93aff
Manifest0c9a7f21ffc9920655b4bec8e779c2268d227083a19527326f97721bab73b142

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
Signature0+gHAYW/pCzoVZX0v+6XXB+xAWspeP+6kfOa5xztkRU9vfk7bF2xgclyopx2eatJtayWu2yOY4O6/UZu785yCQ==
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

2026-09-17T09:47:01.085425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089108
observed 0e34c6469ded5c90d44282ce6cdab708...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:01.068191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089108/manifest.json
observed 0c9a7f21ffc9920655b4bec8e779c226...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:01.050578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089108/publication.md
observed 5f7f90cedb8dec7b396d4ab844d46452...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:01.034823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089108/publication.txt
observed f3b2fbcf8b4d803633d2cbc0c6593a8a...
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.