OpenTechnical

OT-2026-000007792

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, two stage ejector, 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-2026-000007792) never changes.

Identity and time

Publication numberOT-2026-000007792 · never reused
Internal UUID01a0ae62-843f-7d74-b6dc-4ffbec933aa6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:27.126957Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007792
StatusPUBLIC

Content hashes

Canonical text88a9363f8a8d1a6a32243a095b9a8a401275b44017379bb349780c8720f45eae
Markdownd7860a14236014fb863898c17107b71cf4f9a6ca0715c8cb256568315f7657dc
PDF
Publication page3a7789e30519ec37624ffbb844f92b0aa44248cac2f7580cfdaf2d0dc1493129
Manifest6b4d80e1c7e9f77d5643ec2a17454b05d3695ad36604f112451b53ab7bbc09a9

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
SignatureYkJczKFXwK38sAymgNHtT++oevVZfxSMtfeus/Zw+z7AkkSNaACpbH8AqsN5YZez7hTt5ZLc7uTVizsJk4GhBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:11.953522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007792
observed 3a7789e30519ec37624ffbb844f92b0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:11.935543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007792/manifest.json
observed 6b4d80e1c7e9f77d5643ec2a17454b05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:11.918347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007792/publication.md
observed d7860a14236014fb863898c17107b71c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:11.901875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007792/publication.txt
observed 88a9363f8a8d1a6a32243a095b9a8a40...
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.