OpenTechnical

OT-2026-000043627

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, pump fed, manifold pressure sensor, pulsed 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-2026-000043627) never changes.

Identity and time

Publication numberOT-2026-000043627 · never reused
Internal UUID01a0ae7b-92d0-7bff-a408-a9680726ff1f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:49.254972Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043627
StatusPUBLIC

Content hashes

Canonical texte9ecea5345989e07b790b97dcdf7317380518f2cd998a4371bd672f7013624ec
Markdown7520ba7220183789aa81e29d340a22fc4ef00963ebe47c8b7c0d2e30d0164493
PDF
Publication pagefb1c3f528d43d0319aedc2047c34d82eb11f99bd0c97b6175cc0ae47c5b655cf
Manifesta798d786e962b64da64d9ecf3ddd35a698217a2bff8e9730ae33937c62fcda07

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
Signatured38tkXXWlKHczFORdfy3JWwvOIFWM0FAsnfhFisLm3QfvNF7m9KcPlu0KdCroOJE8jFi2dNMJUH7383vgfQ6Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:13:05.959309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043627
observed fb1c3f528d43d0319aedc2047c34d82e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:05.933037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043627/manifest.json
observed a798d786e962b64da64d9ecf3ddd35a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:05.904291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043627/publication.md
observed 7520ba7220183789aa81e29d340a22fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:05.873705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043627/publication.txt
observed e9ecea5345989e07b790b97dcdf73173...
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.