OpenTechnical

OT-2026-000061883

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000061883) never changes.

Identity and time

Publication numberOT-2026-000061883 · never reused
Internal UUID01a0ae8b-b8ad-70bd-9fe2-9f5fcff6641e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061883
StatusPUBLIC

Content hashes

Canonical textdebb7b097d1fd8c00d129fae4be2abac208c5efa570fc3e7af88c32f0a9b6271
Markdown624bf8e31cf263648dfd1edcaefb519331fdbd5a13d97a696986c5f5c0e6fd98
PDF
Publication pagecbffcfed3e7e7594def068a163e4d203baa4a48f33d54cf23255eca1b1ad5ab0
Manifest4e0a03a5264cad20d6d8396c6b06b1cbc8c97c9b0440ab5425aaca1c06c679a7

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
SignatureIP8d0b5syKtmyhcz5v7v0F9XWRpfKEZAxX6mCg4vzZZM4LEBjE0TYX8g0R51sMpbH1RYou0ansPy4wv5gb6iBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:40:44.996137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061883
observed cbffcfed3e7e7594def068a163e4d203...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:44.977569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061883/manifest.json
observed 4e0a03a5264cad20d6d8396c6b06b1cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:44.957156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061883/publication.md
observed 624bf8e31cf263648dfd1edcaefb5193...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:44.935490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061883/publication.txt
observed debb7b097d1fd8c00d129fae4be2abac...
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.