OpenTechnical

OT-2026-000043211

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000043211) never changes.

Identity and time

Publication numberOT-2026-000043211 · never reused
Internal UUID01a0ae7b-327c-71b8-bc86-d7fffd5a641d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043211
StatusPUBLIC

Content hashes

Canonical text57f2877ef6c6e2e2093e02636f87ce72d0ecc211770772bc2079c11ee26bba76
Markdown83bdb677b34cbf41264b2461af24db01d4c61b2b1ca45db20161412ad14cba57
PDF
Publication page61c6f17425c08439ca91978d9d95c6a1b576acf076eccc5b868a72b335d29d46
Manifestf6fc1e13c28e8756a36b804faca83cf922d1ee08341e6b500d584a21d5b33237

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
SignaturexcCQpiwvXgjsPS5aO1/aO1yUa7lG2MUKLZ3FTsChNfH34xw1jAOWPlBiQ01RcAu4u2Z71fcioVbgjfHeiPUcDA==
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

2026-09-17T11:13:40.371710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043211
observed 61c6f17425c08439ca91978d9d95c6a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:40.350336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043211/manifest.json
observed f6fc1e13c28e8756a36b804faca83cf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:40.329755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043211/publication.md
observed 83bdb677b34cbf41264b2461af24db01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:40.310611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043211/publication.txt
observed 57f2877ef6c6e2e2093e02636f87ce72...
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.