OpenTechnical

OT-2026-000080191

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, two stage ejector, 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-2026-000080191) never changes.

Identity and time

Publication numberOT-2026-000080191 · never reused
Internal UUID01a0ae96-7e76-7e11-b9e5-932bcf769121 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080191
StatusPUBLIC

Content hashes

Canonical text8fa2b3f35b037bf0b0fa658993d920f99342e38083ecdab84a1d0d0c78f2b84c
Markdownb04b56e49b0b823587c26f6fd8f70da5508aef52b8dfbbb7efed5ce40cc2911f
PDF
Publication page01e80c324eae20f483dc53009e556c1320677b91220a348d90ea2354f9e8f64d
Manifest49f2187de8ff56da479f4a809df978a43eb8d7fc07e8054539cd8bc366f2578e

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
SignatureGFjtuVs4pRpug0oIqBSKUWEFF0WoogU0gGhFB0Dtcfm6pZp7QNv7k8fUKCd2ki2lpDgreaq014/WGhGilRMJCA==
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

2026-09-17T10:02:37.979256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080191
observed 01e80c324eae20f483dc53009e556c13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:37.959930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080191/manifest.json
observed 49f2187de8ff56da479f4a809df978a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:37.939841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080191/publication.md
observed b04b56e49b0b823587c26f6fd8f70da5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:37.922096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080191/publication.txt
observed 8fa2b3f35b037bf0b0fa658993d920f9...
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.