OpenTechnical

OT-2026-000089382

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000089382) never changes.

Identity and time

Publication numberOT-2026-000089382 · never reused
Internal UUID01a0ae9b-db01-7a5c-b297-6687cec305ae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:04.880043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089382
StatusPUBLIC

Content hashes

Canonical textb03e4e2478717ec4a07304fc0fb9ad00556b83ce722119d32afef7c1ef2df677
Markdown3098445dac3318224407e49d617554a90fb11e1ec49541cb752cfa3c3969f404
PDF
Publication paged10de3c70a6b30e88494b77039c58fa18801277e64858a722919943fa134c1af
Manifest8ceeaa1d0232bc1a149ba415aec4e82cac5e9c73f938004a7f6eac6bd740d437

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
SignatureDfouQ56PtKr5YYP8CRLXN8/7Wh9PgG5k6JT8Am6buYfOpEUmKl12bm1fVV5ulF2lnet2mx4uVqwuHs1LGveWBQ==
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

2026-09-17T09:47:31.164680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089382
observed d10de3c70a6b30e88494b77039c58fa1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:31.147681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089382/manifest.json
observed 8ceeaa1d0232bc1a149ba415aec4e82c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:31.129636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089382/publication.md
observed 3098445dac3318224407e49d617554a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:31.110707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089382/publication.txt
observed b03e4e2478717ec4a07304fc0fb9ad00...
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.