OpenTechnical

OT-2026-000078146

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, vented after set-down

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-2026-000078146) never changes.

Identity and time

Publication numberOT-2026-000078146 · never reused
Internal UUID01a0ae95-6e8c-741d-9720-c252e652336a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:03.897850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078146
StatusPUBLIC

Content hashes

Canonical textf9e8b86ab28ed64d1b19f4829f7f8cf288d0b9c9a3c1f50cd3e981b9b4455045
Markdown67c7b523587d7e055ce071417eeb6134594d42cc394c552d2a69975d936d94c4
PDF
Publication page205fdb78598c71b3c6dcc35c1fa10e98c6015a66eae30f31e671819b3b4a4d3c
Manifestdc4d4afbbbec912bd882f779f45e36feb388c38b8f35fdcf4dc0033a07774b5b

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
SignatureM4y51NYz/1oDFNI/67X5emKJ49kkzU5mxfutvJmo4IT7TlglBCzvSiW2pUIRo/5dl+Dr6IOiCFR2KZ46IhAIBw==
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

2026-09-17T10:06:51.552670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078146
observed 205fdb78598c71b3c6dcc35c1fa10e98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:51.533415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078146/manifest.json
observed dc4d4afbbbec912bd882f779f45e36fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:51.513019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078146/publication.md
observed 67c7b523587d7e055ce071417eeb6134...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:51.493098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078146/publication.txt
observed f9e8b86ab28ed64d1b19f4829f7f8cf2...
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.