OpenTechnical

OT-2026-000065870

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, 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-2026-000065870) never changes.

Identity and time

Publication numberOT-2026-000065870 · never reused
Internal UUID01a0ae8e-80d2-7a57-910a-51fd5a303e97 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:29.817056Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065870
StatusPUBLIC

Content hashes

Canonical textce5aae004aada2c26473a26d935ff0c6623a93a21091e48e95252a9aa8fe2a9a
Markdown55c0fc3e7bf5bb09caf6d7c67dd63d9366ea4129fc30b8e81a8faa6cbd8b332b
PDF
Publication page7bb632cbbbf4493e78ef331aa40e4dcd69616acd0c8216fc2b18413355d9d0d5
Manifeste53a1de2a5a44a08a1080f7b2ec925ad3241093c99ad3b3b453ffa3b25f89835

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
SignaturewGCvh3kTCP6haFBK1TBHJ7ZEWKfJZXpF1kumrkYQifKWZiriKVZsDilmTk/jli8L32i9rhv5SZi6OBQsUvt/DA==
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

2026-09-17T10:33:35.165717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065870
observed 7bb632cbbbf4493e78ef331aa40e4dcd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:35.148558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065870/manifest.json
observed e53a1de2a5a44a08a1080f7b2ec925ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:35.131067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065870/publication.md
observed 55c0fc3e7bf5bb09caf6d7c67dd63d93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:35.113646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065870/publication.txt
observed ce5aae004aada2c26473a26d935ff0c6...
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.