OpenTechnical

OT-2026-000084044

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented 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-2026-000084044) never changes.

Identity and time

Publication numberOT-2026-000084044 · never reused
Internal UUID01a0ae98-5b5e-7766-b8ec-5c9a7923df39 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084044
StatusPUBLIC

Content hashes

Canonical text6a3c461855723f80cddaee4c74289964f293ec8210e81053b1f7a8dd16e1abdf
Markdown9214cf43fb14500ce099e332f5dbade4e11aee8c105c56ade90b30e7f7fe8069
PDF
Publication page01deef41c942ff1a947251db0a0a9f276f7ae09966971604fbb88e6415107cbd
Manifest136f6b187534bf91d0e21edaba0906897b99ca2682140b9256bdf13508a4a0e9

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
SignatureRReRIvl91xmkZ9VtfGEnr0bPewt7iVymXhr8eD82WcKOizyLnPmEIPTFndC5WeOXP/lyuSWwXyK/wVYbm5zfDQ==
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

2026-09-17T09:55:46.485507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084044
observed 01deef41c942ff1a947251db0a0a9f27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:46.466979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084044/manifest.json
observed 136f6b187534bf91d0e21edaba090689...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:46.449927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084044/publication.md
observed 9214cf43fb14500ce099e332f5dbade4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:46.431635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084044/publication.txt
observed 6a3c461855723f80cddaee4c74289964...
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.