OpenTechnical

OT-2026-000061675

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single 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-2026-000061675) never changes.

Identity and time

Publication numberOT-2026-000061675 · never reused
Internal UUID01a0ae8b-b8aa-71a3-b039-fe336038f88b · 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-2026-000061675
StatusPUBLIC

Content hashes

Canonical text0bb30186679c336493a35f3f597678c7a0884ffcf2f7111e5667744053efdfd3
Markdowneb85f9ab4294d218a8cb0d0835127d96ff77f303a3a68808d331e70ac0b58510
PDF
Publication pagef71a9ec6f63a2a89def4c2172b55658f0a0ba1406a78d01ad5bf3ca187fedbae
Manifesteae16491e0ddf53592cf694bd8a8a6dba2e467fd60c32e6283365a341c7e46a3

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
SignatureGwbmIXsyetJTIGyJqgsEIFhS+XBJ5YlkXZzbQCKV84dZ8K1XKeYaYqVFMKJEeq8YMvQLvEJwen611kDi6y11DQ==
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

2026-09-17T10:40:13.747532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061675
observed f71a9ec6f63a2a89def4c2172b55658f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:13.722944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061675/manifest.json
observed eae16491e0ddf53592cf694bd8a8a6db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:13.700260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061675/publication.md
observed eb85f9ab4294d218a8cb0d0835127d96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:13.676974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061675/publication.txt
observed 0bb30186679c336493a35f3f597678c7...
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.