OpenTechnical

OT-2026-000095943

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum 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-2026-000095943) never changes.

Identity and time

Publication numberOT-2026-000095943 · never reused
Internal UUID01a0ae9f-fac8-78bd-aa78-e40afb6fa54a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095943
StatusPUBLIC

Content hashes

Canonical text9412a290740a2c6f1cf1b76d69deccdacef7fd303a70f4c92f5ca08086cc1bc2
Markdowne6912392e7619fac0b5f1615b9a1293370d7844c5ba23dada2d662ce8be1161f
PDF
Publication page7f5980fcdc8100a0fc618f8b1c6087316dcfd2579980d84fb9d81f67071b6ca8
Manifest69b669659c13b11ffddaf45764fa36da0ca9a036c5699547dd55dd3dc9e47626

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
SignatureyzWTddGbM4gSise4CPhXOvOf4Z/ag9V1RtgC9pQRyTIYXtWWFsuMUWwUfrgyXSDxPDb1bFv92x6zcTyjY5Q7AQ==
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

2026-09-17T09:36:03.233997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095943
observed 7f5980fcdc8100a0fc618f8b1c608731...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:03.215857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095943/manifest.json
observed 69b669659c13b11ffddaf45764fa36da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:03.199940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095943/publication.md
observed e6912392e7619fac0b5f1615b9a12933...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:03.182268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095943/publication.txt
observed 9412a290740a2c6f1cf1b76d69deccda...
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.