OpenTechnical

OT-2026-000061475

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000061475) never changes.

Identity and time

Publication numberOT-2026-000061475 · never reused
Internal UUID01a0ae8b-7b43-75fc-82d0-2287d54a6211 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061475
StatusPUBLIC

Content hashes

Canonical texte3c16e01fe6bc9b5f471e33121a3c98198d96241edab312fb0fc124e1d6fea13
Markdown7da8ccf3c22feaf338b5c1458eda2cbb27a714ef3be3b456feeb3f5167a42992
PDF
Publication pagef09ed44479443a91d331cca2823edf6838f9c825ee0af5d31ba7174e899940a7
Manifesta3ef74e60a433d3885bc489116e29351466b29de40191d72587442e4d0f3ca59

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
SignatureZDxw9PaegqondtLUh7WYRneI7kzo/jD2LdNnYr2xVOjlswKUsLu6/ms0KjzZrJrrBbFNV+5eXi1NUD/JLol/Cg==
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

2026-09-17T10:41:21.777105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061475
observed f09ed44479443a91d331cca2823edf68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:21.757398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061475/manifest.json
observed a3ef74e60a433d3885bc489116e29351...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:21.739297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061475/publication.md
observed 7da8ccf3c22feaf338b5c1458eda2cbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:21.717911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061475/publication.txt
observed e3c16e01fe6bc9b5f471e33121a3c981...
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.