OpenTechnical

OT-2026-000036397

Publication integrity record

Single cup vacuum gripper, single stage ejector, supply line 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-2026-000036397) never changes.

Identity and time

Publication numberOT-2026-000036397 · never reused
Internal UUID01a0ae77-01d1-7f88-a772-d257fff153d0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036397
StatusPUBLIC

Content hashes

Canonical text763c7268cce2cc1a2bc92e24dc94753c11dfa41bd6f3978b9631cc9b1be1b4ca
Markdown299f279dd67933dff18095a085ed4b65aa498354944fd94e9113ff35628e2087
PDF
Publication pageabff125c2737f5f7b2a8ee917aa371db2e7d9bcf52caf8aac67464e096881bdf
Manifest3b22e4f4a8e4e9ea25c3c491252bfa2414dfb08a574aa8725b6de911362ea860

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
Signature8La9QISaWkW1Gk3taF0nNtCopGDPWTxyWpEtkyabOGqMPBzOBjL3QayQOGe6TklIRkuNxAy2FbVKAfcFckVsDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:26:47.056298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036397
observed abff125c2737f5f7b2a8ee917aa371db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:47.038010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036397/manifest.json
observed 3b22e4f4a8e4e9ea25c3c491252bfa24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:47.018934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036397/publication.md
observed 299f279dd67933dff18095a085ed4b65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:46.999597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036397/publication.txt
observed 763c7268cce2cc1a2bc92e24dc94753c...
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.