OpenTechnical

OT-2026-000098307

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000098307) never changes.

Identity and time

Publication numberOT-2026-000098307 · never reused
Internal UUID01a0aea1-e965-7e66-8e93-11f11faa7f4e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098307
StatusPUBLIC

Content hashes

Canonical textdb22bfa5a26bb9cfa46c2844ff1b4a5574dcfc0b01fd122d92d49b576353b0d9
Markdown4f19e7160de76e0bdf7e1687ed25f3e9af9ce957bd89bc077c52822904fa1e1e
PDF
Publication page6af656344c9df0672df92d3be25fbd2de6a5e32ab51726e47d37d51267c77bca
Manifest6a21876318757aab9a5b1b303a47f8146154f5c8ba076c242ea925d8a639f9a2

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
SignatureM1ks67y12Qs22QbOTZLYJT/TZS5o8+ocfGd5r1omOi5lCju8O2b8qM3wSpDYJRMRnd0w+sTb7Bh7FiRpF1+FCA==
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

2026-09-17T09:31:30.660445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098307
observed 6af656344c9df0672df92d3be25fbd2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:30.642416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098307/manifest.json
observed 6a21876318757aab9a5b1b303a47f814...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:30.624861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098307/publication.md
observed 4f19e7160de76e0bdf7e1687ed25f3e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:30.607733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098307/publication.txt
observed db22bfa5a26bb9cfa46c2844ff1b4a55...
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.