OpenTechnical

OT-2026-000034569

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000034569) never changes.

Identity and time

Publication numberOT-2026-000034569 · never reused
Internal UUID01a0ae76-1ed0-756b-9972-b645032f66d2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034569
StatusPUBLIC

Content hashes

Canonical texta72b66c69b50b4b2225f73093a610e635f78c3a15be87b16951303ed7bd078a0
Markdown028a047096f4b66a2452d83e7d942d33d4fc8ffae9518b79ab35b9d1dcc076d9
PDF
Publication pagecf53ad44965d5a79871915d204ed62aab23858c373211fa59bf2760ffae321e5
Manifestd4e234eff872f08a132e3cd7a438ff7753155915238ed342b1e85c9ec406952a

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
Signaturee06ARpNTX+cLdG0q1hzsY8agnUI+Bqviugq2KJBxz8QxbyFYsuVS9+nMzbVDiaTvuDhR5Ni4KsCTY+SQM13qAQ==
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

2026-09-17T11:28:56.156145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034569
observed cf53ad44965d5a79871915d204ed62aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:56.134940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034569/manifest.json
observed d4e234eff872f08a132e3cd7a438ff77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:56.108214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034569/publication.md
observed 028a047096f4b66a2452d83e7d942d33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:56.086251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034569/publication.txt
observed a72b66c69b50b4b2225f73093a610e63...
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.