OpenTechnical

OT-2026-000049085

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000049085) never changes.

Identity and time

Publication numberOT-2026-000049085 · never reused
Internal UUID01a0ae81-134d-7c0a-9b5f-c3cb99aa0a9a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049085
StatusPUBLIC

Content hashes

Canonical texte0c05db4765704a0121e0986b29be34c86c02d96c1c9ff50f8d9c54cd4cc8e3e
Markdownbbd398b3dceaf2046507817c91425ef0f0e3e418319df0a42ddf6e97c19e76cd
PDF
Publication page6c69b0bda98f2cafdc89f12d280992286e5904bcffce3f0955db38fb79ae3095
Manifest5445d48b28f8056dd9631aa90c9025aaec5332609d03f4f4dcd85971a06ffc82

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
SignatureTMBL7uPvU2PL0kdTWCAdhvojWf8D2d5e8Xmbn0sQr0Nt4bLm6mABc5kc7wOqzjEdx3SucKZvbhsU3EUSmKPUAA==
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

2026-09-17T11:03:19.822847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049085
observed 6c69b0bda98f2cafdc89f12d28099228...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:19.799213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049085/manifest.json
observed 5445d48b28f8056dd9631aa90c9025aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:19.778583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049085/publication.md
observed bbd398b3dceaf2046507817c91425ef0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:19.672373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049085/publication.txt
observed e0c05db4765704a0121e0986b29be34c...
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.