OpenTechnical

OT-2026-000019957

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000019957) never changes.

Identity and time

Publication numberOT-2026-000019957 · never reused
Internal UUID01a0ae6f-1fb7-740f-9b60-bcf6f0c75604 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:13.354643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019957
StatusPUBLIC

Content hashes

Canonical text5a7da2962a748da4c264f8c4c603e4958c86dc842298df19228daa5b6f5c34de
Markdown07b624247fa2e942b4843978dd473d40314fe8c9d922a9798283a53197df0fdf
PDF
Publication pageee88ed22f0e5cae3c929e353be7659e0c572a446f006b1b589744dc1651d5f7e
Manifestd66a13d886913cb2fd1b1a3336f09a231706efa839e497cbdb58d1ad058bd968

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
Signaturefbz9HSX74J0DAjGgQbxHnfCJQ2uuFnqzjNGShVA/BFCHBbHFwJK7d4nRkKC8g2I/QceBWBLijP/jGoGuYclyCg==
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

2026-09-17T11:58:11.214944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019957
observed ee88ed22f0e5cae3c929e353be7659e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:11.196889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019957/manifest.json
observed d66a13d886913cb2fd1b1a3336f09a23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:11.178098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019957/publication.md
observed 07b624247fa2e942b4843978dd473d40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:11.158220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019957/publication.txt
observed 5a7da2962a748da4c264f8c4c603e495...
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.