OpenTechnical

OT-2026-000034248

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000034248) never changes.

Identity and time

Publication numberOT-2026-000034248 · never reused
Internal UUID01a0ae75-df0d-7b3e-9029-96c8690976eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034248
StatusPUBLIC

Content hashes

Canonical text0469acaa869bca317a34f77a6dd2e803c6b90665d186890f99c79854791c2899
Markdownbae0427840668de6f4cd8f52aea65e9c98a0f57ee310f61faf591ff0aa8a4548
PDF
Publication page38c36fa63c1672d4d7ff46b7c5f2648a844bf4e0a78d695fb2e3786c1ec60783
Manifestc36da7652dc34e4db51cc85caec54f5cd28c4dbfd792f4d61a554ab5f7230511

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
SignaturenYGFJbVXfm/Q5NG/pFOTSHPoEGlb45anKkILHyNRKtvVglHTiid9FPkUJK21gayw9G0GCmjgnzaBjYqemXa/Dw==
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

2026-09-17T11:30:48.283840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034248
observed 38c36fa63c1672d4d7ff46b7c5f2648a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:48.267506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034248/manifest.json
observed c36da7652dc34e4db51cc85caec54f5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:48.249157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034248/publication.md
observed bae0427840668de6f4cd8f52aea65e9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:48.233703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034248/publication.txt
observed 0469acaa869bca317a34f77a6dd2e803...
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.