OpenTechnical

OT-2026-000046635

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, single stage ejector, pressure sensor per zone, pulsed 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-2026-000046635) never changes.

Identity and time

Publication numberOT-2026-000046635 · never reused
Internal UUID01a0ae7e-57de-7a6b-8fe9-cd940223cc98 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046635
StatusPUBLIC

Content hashes

Canonical textc49ccd4835daeb2819ea6e2f2a70a9a2d9d354734cfe19f30626e8ec94f949a5
Markdown67af676f5008bc09313b98c5c7388f7cbbfe82806f88b33047b6c6f10be55654
PDF
Publication pagee91df2c67f448d60d1f2a6791031ace5c5db05892bd310eb8a8e411b2d8cfa49
Manifestfa827bed9b489814393ed804c29e395cc1cb806ddee47cdd1e14b995629592c2

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
Signature8s6h+jv1xKl5Nb9OlEYZjywaIRHC9BDGD5PcgvX8RG7CpRWfw3c2nMDiGqtZeUeWpUlwlEeltm9NQvtBPuj3Cw==
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

2026-09-17T11:08:43.361621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046635
observed e91df2c67f448d60d1f2a6791031ace5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:43.343171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046635/manifest.json
observed fa827bed9b489814393ed804c29e395c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:43.324650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046635/publication.md
observed 67af676f5008bc09313b98c5c7388f7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:43.306096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046635/publication.txt
observed c49ccd4835daeb2819ea6e2f2a70a9a2...
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.