OpenTechnical

OT-2026-000079556

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000079556) never changes.

Identity and time

Publication numberOT-2026-000079556 · never reused
Internal UUID01a0ae96-0b92-7a32-8436-014800570d11 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079556
StatusPUBLIC

Content hashes

Canonical text29c567a22637c8dd024f4fcdceb342f2a4a7b9f97e743d8bc1493126ccb3fc2e
Markdown1d08a912704f8217d4ba41a8b01081ea95d0fe2b8a811035f2d4a0df78112197
PDF
Publication pagef19b6c43cf76a145e57dfae58be47a339ffb5beee2e89ab41e09cf005c9ab792
Manifestbdbb2857b3a09b22650137b4c9ac8f99413f255f4b24b4d2fe4d3f89ff741a52

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
SignatureUdSTX0o/wd1MwFXJSBH7CkWKzcbQn25mu7RtO995vznCgCN9BG2tVp4Wzh2vQpdbo3KkH1P5aloyVJ1mIJRbBg==
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

2026-09-17T10:05:12.346328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079556
observed f19b6c43cf76a145e57dfae58be47a33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:12.328408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079556/manifest.json
observed bdbb2857b3a09b22650137b4c9ac8f99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:12.310481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079556/publication.md
observed 1d08a912704f8217d4ba41a8b01081ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:12.293012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079556/publication.txt
observed 29c567a22637c8dd024f4fcdceb342f2...
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.