OpenTechnical

OT-2026-000100953

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000100953) never changes.

Identity and time

Publication numberOT-2026-000100953 · never reused
Internal UUID01a0aea3-c377-7310-94e4-4555586847fa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100953
StatusPUBLIC

Content hashes

Canonical text8f02e2da82cd0b68246da904a48fa292c921ca1d68406a7240ce1f1b09a951b9
Markdownc7fadcd876ab36df6c3bd1ccde8c5092bc0d3d57a7ab0343605037ddeef6f4cd
PDF
Publication pagee5e8a70e07137cd93239876e9f974802ab07e90feb79362e2d183f7013aeaf31
Manifesta958856f471cdaf0c439f091a7cd64ff46b83e103fd26da72497a283fffcc610

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
SignatureHIxBwHxxJpwLKJnE5d1GUoApfGvXtNhTllTsoTsTLzK3O94hczA4oLv4UL06Lq7WKr8LTJB2WMf/DVfCCn+4Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:27.730049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100953
observed e5e8a70e07137cd93239876e9f974802...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:27.712833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100953/manifest.json
observed a958856f471cdaf0c439f091a7cd64ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:27.693617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100953/publication.md
observed c7fadcd876ab36df6c3bd1ccde8c5092...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:27.675182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100953/publication.txt
observed 8f02e2da82cd0b68246da904a48fa292...
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.