OpenTechnical

OT-2026-000080674

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, vented after 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-2026-000080674) never changes.

Identity and time

Publication numberOT-2026-000080674 · never reused
Internal UUID01a0ae96-b973-7c1d-a1ac-5e5753e1d19d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080674
StatusPUBLIC

Content hashes

Canonical text8cdc3c5405a54c577166df567eecbf456c3c825e8067b69dd8acbbd3d426cc7c
Markdown28e0d9a9b78c44ba9bb6e24f39405c090a5bcd23ad7c848bbf99193fb061b14c
PDF
Publication pageed45203b1c52a98cf60977147016dec67f8423b011009c962f7d21cc3a2d3b6c
Manifestfb1980680350e9dd21330954dced5a6354d2b218a592dd38f1d87283a259128a

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
SignaturedCW2bN73ALVeWgKvx1UltfQUruBLa6nY0SYmdgGx8K5yEy/93uABVUkZIrzfDpA7+8+RH+qNo/ue/NvhvRtgBw==
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

2026-09-17T10:01:42.340419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080674
observed ed45203b1c52a98cf60977147016dec6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:42.321541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080674/manifest.json
observed fb1980680350e9dd21330954dced5a63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:42.302798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080674/publication.md
observed 28e0d9a9b78c44ba9bb6e24f39405c09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:42.285570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080674/publication.txt
observed 8cdc3c5405a54c577166df567eecbf45...
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.