OpenTechnical

OT-2026-000092846

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000092846) never changes.

Identity and time

Publication numberOT-2026-000092846 · never reused
Internal UUID01a0ae9d-b601-75b5-a87d-eb970ea438ae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092846
StatusPUBLIC

Content hashes

Canonical text46389f4164c0fe0802dd2421e850a0e7a879929837bf167fe20f9b64c10917d2
Markdown77c5fa143e5ed54e1c1e579f7175724c9bfdd3afe9c29e73516fb9b7d4c7be6f
PDF
Publication page3fb1901c593e09d06d674126f6c408e16f1de07ed45ef58b0f6b2b504776747b
Manifest21f4732f208cd5fcc0db8dd2692a4800ce0041dac48a94aac9d2eae46c1f4ee6

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
SignatureJdFXvNKozZdnq3e85xs8yy9FCjo29lpdm0Ev2s1n47NV7hTy2flU2tdwsBZj+DP6cSvO4JVwnGJEmkrWpoh0DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:41:30.023076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092846
observed 3fb1901c593e09d06d674126f6c408e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:30.006896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092846/manifest.json
observed 21f4732f208cd5fcc0db8dd2692a4800...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:29.989330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092846/publication.md
observed 77c5fa143e5ed54e1c1e579f7175724c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:29.971096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092846/publication.txt
observed 46389f4164c0fe0802dd2421e850a0e7...
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.