OpenTechnical

OT-2026-000085260

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, sustained 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-2026-000085260) never changes.

Identity and time

Publication numberOT-2026-000085260 · never reused
Internal UUID01a0ae99-aaa9-704d-bb6b-9b073c8c6de3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085260
StatusPUBLIC

Content hashes

Canonical text17728464e5e89d5a8e1a76643319cd578d3d4d496456fc13ae33c2ce6cfc4b5a
Markdowne743ea187fc6fdb77359cc42c73f81b6cebb66349051e3f3eb78650ddd0eb147
PDF
Publication page88af0240b5712dd1c459082bb35eb8ba85401393e61cb353eede97bb467e53c8
Manifestbf9806a7c3bb0216920b1f9913732a38e8fd808648ab7fd547d9656dd9b1d3af

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
SignatureSinWUEyHvo4g/VtkYbtApQtb31D8C+x691h3DYZoZl9+H0e9vDKlFr+DdIE+Vki9eeU2gCKMjQtn3QMopP3SAg==
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

2026-09-17T09:53:57.950723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085260
observed 88af0240b5712dd1c459082bb35eb8ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:57.932641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085260/manifest.json
observed bf9806a7c3bb0216920b1f9913732a38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:57.916301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085260/publication.md
observed e743ea187fc6fdb77359cc42c73f81b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:57.899612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085260/publication.txt
observed 17728464e5e89d5a8e1a76643319cd57...
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.