OpenTechnical

OT-2026-000044940

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000044940) never changes.

Identity and time

Publication numberOT-2026-000044940 · never reused
Internal UUID01a0ae7c-911c-7953-80b2-b521d069b6c4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044940
StatusPUBLIC

Content hashes

Canonical textaf1cb54665c61ad058f6e83343ff06c14f6af7d0106f15551bedc8741f5cc87a
Markdown51c20e1951446716ae2d37c3dcce12b3ecd2b52a8c6dbc2171c66df9037ad1f8
PDF
Publication pagec80275a4d0948510768f3fabaa6a4e12cfa577cc8d802489384b4604d6e41b5f
Manifestc8b677cbe6c1f0411843b0ca697931035f9d4fde91649867bf133d26f752efff

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
SignatureiyG/pGlf1ZT+JUuxVZHGiL8U9EnkevxBfgbFNreGvayH5w3dLp7ITHx/SemGHFd1eySRbcY4KW8jv+AtlY23BQ==
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

2026-09-17T11:11:37.113741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044940
observed c80275a4d0948510768f3fabaa6a4e12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:37.095988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044940/manifest.json
observed c8b677cbe6c1f0411843b0ca69793103...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:37.076925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044940/publication.md
observed 51c20e1951446716ae2d37c3dcce12b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:37.004069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044940/publication.txt
observed af1cb54665c61ad058f6e83343ff06c1...
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.