OpenTechnical

OT-2026-000099186

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, manifold 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-2026-000099186) never changes.

Identity and time

Publication numberOT-2026-000099186 · never reused
Internal UUID01a0aea2-8288-7b4b-8055-6995d7dc4ca5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099186
StatusPUBLIC

Content hashes

Canonical text221acf28926dc9332467f441b88a3b6e17aa2c5c4fd10288d21c139f141a3cd4
Markdown500bb0771ba23977ab78efc18e104b4a3d4fb11ce2d2cbef2dfb702a878dd27c
PDF
Publication pagecbe3b69784613d79da0dc7c878f1a1977fd1bd66b006ffd4dbd3a32000c66720
Manifestd26c5a9470e45d16090a3f6ea7fca7228b3a7bf4be6ca9556c856d39d403d8c2

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
Signature57nVc5etCh2nXIMkuTsdNuXu4sdJ45zreGIksz1HVHsozy0BeMt82pFwEbnlOsYyiGp9ODzx289GPSOQDdI0AQ==
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

2026-09-17T09:30:34.456252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099186
observed cbe3b69784613d79da0dc7c878f1a197...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:34.439234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099186/manifest.json
observed d26c5a9470e45d16090a3f6ea7fca722...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:34.421789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099186/publication.md
observed 500bb0771ba23977ab78efc18e104b4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:34.404404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099186/publication.txt
observed 221acf28926dc9332467f441b88a3b6e...
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.