OpenTechnical

OT-2026-000048316

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000048316) never changes.

Identity and time

Publication numberOT-2026-000048316 · never reused
Internal UUID01a0ae80-4de3-79c0-bf6f-3c60b16fbe37 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048316
StatusPUBLIC

Content hashes

Canonical textd9a71dc74f5e50c4ae4440b75153051ff7609b94dc2219d452e711164f91c445
Markdownac9f71812a503fda2f0be3c1732b56e308dcbceec7803fa5c9fd7726bd1dd866
PDF
Publication pagef150b9a3a587507d9f85382d485fd3286cc2e74093876181b616aa89df9e8931
Manifest54fae5b42cc880f04fe60353667becc5cc9c4f5fcf1a07ec4e7b6d7c41b88276

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
SignaturegpjZpBQ65o+eABhpi+OuzonyREbk5mCoExRifT/EpGMLUVowsL57Gw7mGBcx1WFzo3F85vPhshDHJ+el34GeAQ==
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

2026-09-17T11:04:54.932831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048316
observed f150b9a3a587507d9f85382d485fd328...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:54.912982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048316/manifest.json
observed 54fae5b42cc880f04fe60353667becc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:54.895384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048316/publication.md
observed ac9f71812a503fda2f0be3c1732b56e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:54.874890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048316/publication.txt
observed d9a71dc74f5e50c4ae4440b75153051f...
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.