OpenTechnical

OT-2026-000039474

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000039474) never changes.

Identity and time

Publication numberOT-2026-000039474 · never reused
Internal UUID01a0ae78-9675-7edf-b53f-49b912a0083e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039474
StatusPUBLIC

Content hashes

Canonical text295083fc400475563a1532226eef97d957a6ff932046380e3773349cb2f66e96
Markdown840ba6aa7a630fc4a1abed70800db83e9e268993e24b298fdf9d0c531e12ac8e
PDF
Publication pagebc8217e1823a92bd92f557603becb347df47da99c8f716562e324095766eabf0
Manifest1e141fa2163d1ecd0d5939e5b4bba698eaa1d1fb8ec1e3c7e4511811db3d4a1b

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
Signature8N0+AxQ9A+hYm81ca+Fxl9pEB1e0FP6BJMobPcKN4jpoG6Gc9NSqzGAtExAIl3vGuKO+B5XikIsD4HPbFmfeBQ==
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

2026-09-17T11:21:05.873033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039474
observed bc8217e1823a92bd92f557603becb347...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:05.855730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039474/manifest.json
observed 1e141fa2163d1ecd0d5939e5b4bba698...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:05.838840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039474/publication.md
observed 840ba6aa7a630fc4a1abed70800db83e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:05.821718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039474/publication.txt
observed 295083fc400475563a1532226eef97d9...
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.