OpenTechnical

OT-2026-000095976

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, pump fed, 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-2026-000095976) never changes.

Identity and time

Publication numberOT-2026-000095976 · never reused
Internal UUID01a0ae9f-fac8-7247-a5f3-61dca5ad92b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095976
StatusPUBLIC

Content hashes

Canonical textb56b5aba66a4200ad82abdf5e0da8313459756987cc562f22cb102c1b95ee997
Markdownc76e6673bad0a5ef31f56fb51f695353b159847c06c96db2024ea3c981f8aefb
PDF
Publication pagebc38eb57d81061c543ef3bc65b7d4336243620e25a775d7ad850a94163757804
Manifesta83a9f944b3fc8df126d35f038d3d110e225576b9b6376647fdcd6fe53749542

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
SignaturevCWkWQAWsLcU/nk8WnDz1hkxx9oqa+TVxyDXLVQ2oKYNOFNs+0ISGmbi2GJLB9REr6XxTdlkHb/HZFsoYA6WBQ==
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

2026-09-17T09:36:05.844912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095976
observed bc38eb57d81061c543ef3bc65b7d4336...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:05.826208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095976/manifest.json
observed a83a9f944b3fc8df126d35f038d3d110...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:05.807782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095976/publication.md
observed c76e6673bad0a5ef31f56fb51f695353...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:05.788942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095976/publication.txt
observed b56b5aba66a4200ad82abdf5e0da8313...
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.