OpenTechnical

OT-2026-000011730

Publication integrity record

Single cup vacuum gripper, common isolation valve, single stage ejector, pulsed 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-2026-000011730) never changes.

Identity and time

Publication numberOT-2026-000011730 · never reused
Internal UUID01a0ae6d-1940-7e4f-912f-9664b5436b4b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011730
StatusPUBLIC

Content hashes

Canonical text74520be73054d64de2b01772ae447a0d577fdf03abea4fa9f135303e63fb11fb
Markdown4f16aa1354d0a46eee6eb10075bb67e1d87c9e65897006f1b6b3de46e6f8110f
PDF
Publication pageca75bcdb6dcd4cc1f267d9c7efc393bd6f4706e99624b147fdab7cc0ed71d9b9
Manifest4f128a4bc5dc9700d5e6f61acd99331a0d46b38412e34972e261f7d3bdf3b761

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
SignaturerTg33r57uOHQu5KO8ETUdNnR+nWZ+9O0YOA2HloLQCg0nnDvdkNAG1K9GScB2ZCCncG9wRKluL2EPrez13JYDQ==
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

2026-09-17T12:12:20.806372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011730
observed ca75bcdb6dcd4cc1f267d9c7efc393bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:20.786081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011730/manifest.json
observed 4f128a4bc5dc9700d5e6f61acd99331a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:20.767708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011730/publication.md
observed 4f16aa1354d0a46eee6eb10075bb67e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:20.750485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011730/publication.txt
observed 74520be73054d64de2b01772ae447a0d...
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.