OpenTechnical

OT-2026-000043324

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, pulsed blow-off 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-2026-000043324) never changes.

Identity and time

Publication numberOT-2026-000043324 · never reused
Internal UUID01a0ae7b-327d-7a15-82a8-c084f4672c8f · 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-2026-000043324
StatusPUBLIC

Content hashes

Canonical text9d36870709777d1e3b522e7f4ea83da0bb5e7052699a11c9318368baf89d319d
Markdownc1c77b84b87a5fe714a3841aba6f704574192ed73ec82ce3c1cb1d091cfed054
PDF
Publication page1d314b0a15b5473a1a21bf2e627a9d06dc9562d3393e29696326bf370441150c
Manifest91e4267c0a3a084d539044ee288c806ca038074481622dffdce1f5ffa69ba291

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
SignaturegrZJe1UPAbl1a/tAUsPUa4+qByn31Dx3FSEZtQDg1++wy8iuJax4l4s/OuYtj9yFC9w6lg4CxhsYnCjK/pPbDA==
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

2026-09-17T11:13:49.817551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043324
observed 1d314b0a15b5473a1a21bf2e627a9d06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:49.797509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043324/manifest.json
observed 91e4267c0a3a084d539044ee288c806c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:49.777586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043324/publication.md
observed c1c77b84b87a5fe714a3841aba6f7045...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:49.758852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043324/publication.txt
observed 9d36870709777d1e3b522e7f4ea83da0...
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.