OpenTechnical

OT-2026-000044544

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, pulsed blow-off after 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-2026-000044544) never changes.

Identity and time

Publication numberOT-2026-000044544 · never reused
Internal UUID01a0ae7c-39d9-7563-9b03-bb030f2bab0d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044544
StatusPUBLIC

Content hashes

Canonical text3d439915c4835970f1465de0953759ee63af66e050091a7dbec24f7e982526ca
Markdown149effd90d97cabc2cc6960a7a6bdc53722a332e1f589c4ade5d235667118454
PDF
Publication pagee0ccc1e8681b917be7bbdff15648c62e106329bd8d922ff7aedd0c39eba5d1b0
Manifest9c903e66613d8790f48b1f16016ac4882a8499e7b1a59b12d059bfc130e2320a

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
SignatureAAMzeeRXgMiWarINduOvw8g3HFMqzgf3xrs+rnuL2YNBT8iICv0ThcTgZ95aYfZ6ZPGmSXnMHc75Mkyxf4WUCw==
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

2026-09-17T11:11:43.832432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044544
observed e0ccc1e8681b917be7bbdff15648c62e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:43.814214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044544/manifest.json
observed 9c903e66613d8790f48b1f16016ac488...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:43.794817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044544/publication.md
observed 149effd90d97cabc2cc6960a7a6bdc53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:43.776583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044544/publication.txt
observed 3d439915c4835970f1465de0953759ee...
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.