OpenTechnical

OT-2026-000044410

Publication integrity record

Foam pad vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000044410) never changes.

Identity and time

Publication numberOT-2026-000044410 · never reused
Internal UUID01a0ae7c-39d7-7b90-94c6-23415f398f0d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044410
StatusPUBLIC

Content hashes

Canonical text339728242a87ae244b8dfb3f5a082912831495c5b863768d7ae8bced5cb82ce7
Markdown2e30afedb17a186161241b8de28647609798f62235e4e16548f70748a71793af
PDF
Publication paged28c512acad24839bcb4889a222cc4224dd8c695411348a4529cd84d65bdafb5
Manifesta48d1a9cfec7614bd49aefcaf3aaf900049a65c0c0981ba04a4831f21be480fe

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
SignatureuKk16DCHK2sseG7iMWaHCICxLwRJf66T2yAH/cpyvRa0KLxWEOex45gIJAcUIHfs8CXt3yPdA5QqEatLe9UkCA==
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

2026-09-17T08:30:41.749222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044410
observed d28c512acad24839bcb4889a222cc422...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:41.729251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044410/manifest.json
observed a48d1a9cfec7614bd49aefcaf3aaf900...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:41.323660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044410/publication.md
observed 2e30afedb17a186161241b8de2864760...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:41.308411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044410/publication.txt
observed 339728242a87ae244b8dfb3f5a082912...
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.