OpenTechnical

OT-2026-000007633

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, sustained blow-off before set-down

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-2026-000007633) never changes.

Identity and time

Publication numberOT-2026-000007633 · never reused
Internal UUID01a0ae62-76bc-793d-897e-1d7d7d74ad13 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:23.688458Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007633
StatusPUBLIC

Content hashes

Canonical textd6ee94e074cf3610f551c735e75ea00fb46d4c3c129cfc29ebf99cdf71f08828
Markdown6cab413c5b5448fb167e3bf8fd78546a707bbc48ae385dff4ff84d1d868a3bbc
PDF
Publication page46e89c4f1e3a01f8bb94a1d625e76cca853d9662c8639f185f627f8eb2039a96
Manifestfa5909d46c8e496d405bc4ee3a70edc60354c23f3b6a7045972b43f0d0e808e7

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
Signature3uqEwN26ruI2abaWYCKUff6SFSLGqkzMzFsx3ZberAaE2i0szHYgC/rFLhk0MiuKl2rq471jjAafB89d+aS4Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:14.985005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007633
observed 46e89c4f1e3a01f8bb94a1d625e76cca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:14.966564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007633/manifest.json
observed fa5909d46c8e496d405bc4ee3a70edc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:14.949672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007633/publication.md
observed 6cab413c5b5448fb167e3bf8fd78546a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:14.933989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007633/publication.txt
observed d6ee94e074cf3610f551c735e75ea00f...
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.