OpenTechnical

OT-2026-000095544

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, three stage ejector, pressure sensor per zone, sustained 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-2026-000095544) never changes.

Identity and time

Publication numberOT-2026-000095544 · never reused
Internal UUID01a0ae9f-8f74-76f8-a0c9-4d2836917e7d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095544
StatusPUBLIC

Content hashes

Canonical textb0640dab386cae463ae7ccd351b09bd18789bfaac0c8c502de2688efeb7d359d
Markdownc9265525d653dc8c145ca211cc3753022878dc3b22c5ab35f47774b95c874e9a
PDF
Publication pagee710f0fb544db696b398ca362b9070d4835a6230412215dac689820a36a3e31b
Manifest65c2a90d1836b482335797997120d18deef7dedca59b30ec961484e7794f89ca

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
SignaturejcRGN6eAR3tlx5gPOcIbKvSmS7pVTf41pYH6BMqnZmuYBaDNF8eh2dPdnQppUo8KEZVLcGl3dxidsS4sOomABQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:57.439976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095544
observed e710f0fb544db696b398ca362b9070d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:57.421564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095544/manifest.json
observed 65c2a90d1836b482335797997120d18d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:57.403982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095544/publication.md
observed c9265525d653dc8c145ca211cc375302...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:57.385870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095544/publication.txt
observed b0640dab386cae463ae7ccd351b09bd1...
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.