OpenTechnical

OT-2026-000066427

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, three stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000066427) never changes.

Identity and time

Publication numberOT-2026-000066427 · never reused
Internal UUID01a0ae8e-ce40-71a7-bfda-3a8785897f29 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066427
StatusPUBLIC

Content hashes

Canonical text0fdc1a14c4ab1e3d2a38a0e4fea9d1974546cdeb3e2b077f3c788f50800f4f70
Markdown10b9e81bbb0663f7e31cc907d48270bdfb9c3424246aff70cb9eab5b2d4d249c
PDF
Publication page12fe2f1a8a4adbf254d177a7f34877d02748f724dea96fe912d9cf0a8e8044f9
Manifestd7647a81fe0158962763c92510bef40acec22e7fbfd498dc011d722b88e8b1ca

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
Signaturenox1nKEelLxyU3RtgGkzw1E957hE3roYDyKFMFgQ3G2c6lt5sv95JbmYM1Mxzd6Ubnl4HblahZSy4Axy+VGWAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:32:40.137726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066427
observed 12fe2f1a8a4adbf254d177a7f34877d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:40.120904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066427/manifest.json
observed d7647a81fe0158962763c92510bef40a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:40.104122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066427/publication.md
observed 10b9e81bbb0663f7e31cc907d48270bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:40.087739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066427/publication.txt
observed 0fdc1a14c4ab1e3d2a38a0e4fea9d197...
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.