OpenTechnical

OT-2026-000008026

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, pump fed, pressure sensor per zone, vented 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-2026-000008026) never changes.

Identity and time

Publication numberOT-2026-000008026 · never reused
Internal UUID01a0ae6a-908b-7bf0-a8a2-9dcd08332c8e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008026
StatusPUBLIC

Content hashes

Canonical text07bfb964986fb617ce4e41be89fe15315863b0369fcc98f4461cc48c8ed43ec3
Markdown0a40b170a9a3cee75b10e32575fa40b47fcc85d5d8b7c942d59f42fe0a85b07a
PDF
Publication page3d1f7e0e2b765deb606d874b56d8cb7328d47fda3912242c1e16cf35f718b31b
Manifest55a59b0a63ee0c0c9f153b1b754094d3219de638c15209d635ae98b9946f5ff1

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
SignatureVVIiTjhbDEWPKF1FkJsKgTa+bsFgzApzAwlybmZQyPvsnL+vqsaRMZ05TalAWxxHQky4UiK71uBBAmW9H76ICA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:36.861763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008026
observed 3d1f7e0e2b765deb606d874b56d8cb73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:36.844209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008026/manifest.json
observed 55a59b0a63ee0c0c9f153b1b754094d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:36.824788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008026/publication.md
observed 0a40b170a9a3cee75b10e32575fa40b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:36.788898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008026/publication.txt
observed 07bfb964986fb617ce4e41be89fe1531...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:17.647745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008026
observed 3d1f7e0e2b765deb606d874b56d8cb73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:17.627484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008026/manifest.json
observed 55a59b0a63ee0c0c9f153b1b754094d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:17.605790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008026/publication.md
observed 0a40b170a9a3cee75b10e32575fa40b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:17.586435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008026/publication.txt
observed 07bfb964986fb617ce4e41be89fe1531...
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.