OpenTechnical

OT-2026-000009220

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000009220) never changes.

Identity and time

Publication numberOT-2026-000009220 · never reused
Internal UUID01a0ae6b-31b9-7eca-967f-6e3051c8a0fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009220
StatusPUBLIC

Content hashes

Canonical textb8e6fac48448646d329fa14e473a176b9dfdef3eff5e5f0164f808195bfdcd9e
Markdown558ba7f7f9e61e726d167ba922b80e9c09e657b394ccdab1f68c5729a5b6a20e
PDF
Publication pagecf992497d5af477392e100fbb6518086098bdb833962ae2feca53485d45e058c
Manifest5443fe2045f09c4b95bd75ac1c11ea2fb33bb456993200e4a01e66cd25fe297e

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
Signature7BQPWzJTBuvCzTiTyqVEnaGJ5Pc7TvPuhGrbI8Qw/CjK3kRK3CUV0VbusyOj0jMU9dGw28ITEJy5uSLl67T0Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:56.879565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009220
observed cf992497d5af477392e100fbb6518086...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:56.858675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009220/manifest.json
observed 5443fe2045f09c4b95bd75ac1c11ea2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:56.837534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009220/publication.md
observed 558ba7f7f9e61e726d167ba922b80e9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:56.816563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009220/publication.txt
observed b8e6fac48448646d329fa14e473a176b...
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.