OpenTechnical

OT-2026-000085319

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000085319) never changes.

Identity and time

Publication numberOT-2026-000085319 · never reused
Internal UUID01a0ae99-aaaa-7f6d-a9fb-dee1280e91eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085319
StatusPUBLIC

Content hashes

Canonical text0ecab17031708dae356d2cf3773845898297ddc629a2037bfaae3f3f0f892fc3
Markdown23a8b35298dbcd236424685a7b2de96f48964a345b05d90846b66183b2af39cc
PDF
Publication page7d4496cb9e3d4ba5baf3a8c8892a3dfb0d575a6b86670b1539eb34be5c8ae1f1
Manifest8853c448d7490ff9e80f412f5f110047c67e97afdef59bd1dc34a72dc91f24b3

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
SignatureNVIwWGOKxtdM5LBp2+R+eSxN334RuXYSkf13fq4f9YkytfozYAtuS4bqjZCjjCWcPbR5p2CwZuf0ylDyW1uiDg==
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

2026-09-17T09:54:02.651741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085319
observed 7d4496cb9e3d4ba5baf3a8c8892a3dfb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:02.633635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085319/manifest.json
observed 8853c448d7490ff9e80f412f5f110047...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:02.616069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085319/publication.md
observed 23a8b35298dbcd236424685a7b2de96f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:02.595450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085319/publication.txt
observed 0ecab17031708dae356d2cf377384589...
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.