OpenTechnical

OT-2026-000088819

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, three 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-2026-000088819) never changes.

Identity and time

Publication numberOT-2026-000088819 · never reused
Internal UUID01a0ae9b-8f10-720a-b4be-16d934eec0f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088819
StatusPUBLIC

Content hashes

Canonical text8799ad18a6b071ce883fa8e9069ece50303f884424e2c3f8212c886243d08125
Markdowna134cbd40213fdb27349e998c796292e135d479abadbc4e537a7066287c35360
PDF
Publication pagebc65be20ff7de7732138a7d9faa5b42a537710e2a4e6d399b7531e55e42d64fb
Manifeste1f9d5702ea7d21291cab6d34b783882299ccc93834ed11ca809b2a444682ca4

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
SignatureiTcixUfQlng1/57UMCpbQPBka2SkDhUZM5+RWraHDxfFkLrQYC5vQrMsxjuEqUcbdEGtnXtpJDkUvIfdY71wBw==
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

2026-09-17T09:48:12.268945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088819
observed bc65be20ff7de7732138a7d9faa5b42a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:12.252166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088819/manifest.json
observed e1f9d5702ea7d21291cab6d34b783882...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:12.233681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088819/publication.md
observed a134cbd40213fdb27349e998c796292e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:12.214477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088819/publication.txt
observed 8799ad18a6b071ce883fa8e9069ece50...
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.