OpenTechnical

OT-2026-000037561

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000037561) never changes.

Identity and time

Publication numberOT-2026-000037561 · never reused
Internal UUID01a0ae77-b8ce-74e6-9119-c3c3eeb38e0f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037561
StatusPUBLIC

Content hashes

Canonical textbcc27ea0df48eb994ec8d828833b6d60810329613b9bbc0b5619ae3dfc266125
Markdown85787aaa2630e77089da36bb8561cbeda62da71ef0e52dec243aa512a8653673
PDF
Publication page650549fbc07140b8984e3d7eb88651c257546f8d5ea2bacb9360349e69763a16
Manifestfec4627f68013d2747171c44a665f7e625d4a4405d674348daf13a47906f9bc3

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
SignaturePSi0mS2IuktmBPyBmhClKcVgz4tZWaeEnVl5Xojmyzwukd2kJ+8cYYwvY4jH3akEcPXdlHbwgE5G98ALgoyBDA==
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

2026-09-17T11:24:04.411927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037561
observed 650549fbc07140b8984e3d7eb88651c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:04.394001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037561/manifest.json
observed fec4627f68013d2747171c44a665f7e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:04.358452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037561/publication.md
observed 85787aaa2630e77089da36bb8561cbed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:04.322784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037561/publication.txt
observed bcc27ea0df48eb994ec8d828833b6d60...
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.