OpenTechnical

OT-2026-000095348

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, pump fed, pressure sensor per zone, 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-2026-000095348) never changes.

Identity and time

Publication numberOT-2026-000095348 · never reused
Internal UUID01a0ae9f-8f71-7f57-84c8-a8f5a6739006 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095348
StatusPUBLIC

Content hashes

Canonical text662095444374ad407749d8cb0d0bc103d30f76f539f3f4303cc240eb74fab9d0
Markdown8be6c0b9f07c6e9ebd0b3da4274dd79a78f891b402547ea5bdf913969e72b92b
PDF
Publication pageff757bf4a6be6014b7a8463cc7f68367ef2d2d4166dc2bf4f8ad8aa318b6301a
Manifest2590f7e610368a349dd94ec4ebc81eb38a7e02a6fe73ccb6a0520c3395039e56

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
SignaturepcuLnhdmR68Fm99WBk798PJCwsUr8C3gIaj6UjHFYRo9fZ3zXt23bVreOOlcutcacJKvtJxUQ9m5zDo7rECdCA==
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

2026-09-17T09:36:42.532297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095348
observed ff757bf4a6be6014b7a8463cc7f68367...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:42.514294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095348/manifest.json
observed 2590f7e610368a349dd94ec4ebc81eb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:42.495978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095348/publication.md
observed 8be6c0b9f07c6e9ebd0b3da4274dd79a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:42.479280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095348/publication.txt
observed 662095444374ad407749d8cb0d0bc103...
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.