OpenTechnical

OT-2026-000018009

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000018009) never changes.

Identity and time

Publication numberOT-2026-000018009 · never reused
Internal UUID01a0ae6e-96fc-727a-847e-f74b20deaced · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018009
StatusPUBLIC

Content hashes

Canonical text97845dbf560b23ab63e11a00c8031318884f59376662778a8e609c57716d5a62
Markdownbde0df5937fe0038ecffa05d93b909a819924d65020e163d42f17e546cb4770a
PDF
Publication page41b9c6b73992a84a0606d22d1345291cdd26a3a9f83bae6e87716690fff14dc9
Manifest611bf20ea86751d1e22fa2948cc3fa02f162535c2d8933a473f19d7db51889f6

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
SignaturepxfZfgQ+3nM/wHQx/quFSo9kJhQhQxDMPkz2fpUwjQxkRbyUSbBMnHG2Z3oWsv4kP8eVxvC4Xg8bPfcgIk/xCw==
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

2026-09-17T12:02:01.917542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018009
observed 41b9c6b73992a84a0606d22d1345291c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:01.902292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018009/manifest.json
observed 611bf20ea86751d1e22fa2948cc3fa02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:01.886766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018009/publication.md
observed bde0df5937fe0038ecffa05d93b909a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:01.869444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018009/publication.txt
observed 97845dbf560b23ab63e11a00c8031318...
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.