OpenTechnical

OT-2026-000082131

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, pump fed, 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-2026-000082131) never changes.

Identity and time

Publication numberOT-2026-000082131 · never reused
Internal UUID01a0ae97-4d93-77c2-8de9-17a94d0cf253 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082131
StatusPUBLIC

Content hashes

Canonical texte9e440282d7111bf649c78dfe87428d30833b223a0b5d70965e8575d29509a57
Markdownf00adb6fdc05f2679405f35c848c15fc476c559b06291efe0a0c1d4634346f5c
PDF
Publication page96bfc060a42488cd51600c68740695f49264d7971b5e290e83b3404f22bb65bb
Manifest883992280afb25b800f4bf4211069c265fae06e29e4f5a4450d321b6ada2a80d

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
SignatureJcx0j+3Dsm4RE3sCLJ80J4RbglOpbhxIOviI5PW5mBZW9cIaorr+N9CHUUrup+rIpESawtjVEH16yMMMgc/FBg==
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

2026-09-17T09:58:56.814162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082131
observed 96bfc060a42488cd51600c68740695f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:56.796981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082131/manifest.json
observed 883992280afb25b800f4bf4211069c26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:56.779957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082131/publication.md
observed f00adb6fdc05f2679405f35c848c15fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:56.761907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082131/publication.txt
observed e9e440282d7111bf649c78dfe87428d3...
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.