OpenTechnical

OT-2026-000091758

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, pressure sensor per zone, sustained 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-2026-000091758) never changes.

Identity and time

Publication numberOT-2026-000091758 · never reused
Internal UUID01a0ae9d-43b9-7e4b-9052-407e80d24e2f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091758
StatusPUBLIC

Content hashes

Canonical text207ecabc2beb6da0e1b6e18abda38346461b7c0a633b83fd89f298d7e42bf4ba
Markdown1b5a82d5ae92f06518fe7a26698af1d6db39ea8d7442f2dc4b263d91f976ab81
PDF
Publication pageb50637184533e72a9104efffa9d3e0232e73578f8a27657529286643f0db5739
Manifest2ef5242ff80657f567fab631839509820db09772d145683b4ade3ab4cf4334d0

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
SignatureoeLocesDGbuQs4XPMzF1pciRP1+GBrz1Pf+yJ1rC3Ywro7vLzStkIBlg6AOwN8OkLxEUtfw5bstbhjTX4+7TDw==
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

2026-09-17T09:42:39.072646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091758
observed b50637184533e72a9104efffa9d3e023...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:39.055509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091758/manifest.json
observed 2ef5242ff80657f567fab63183950982...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:39.036883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091758/publication.md
observed 1b5a82d5ae92f06518fe7a26698af1d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:39.020618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091758/publication.txt
observed 207ecabc2beb6da0e1b6e18abda38346...
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.