OpenTechnical

OT-2026-000032408

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, supply line 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-2026-000032408) never changes.

Identity and time

Publication numberOT-2026-000032408 · never reused
Internal UUID01a0ae75-106e-7163-ab4b-0ba21fdbf142 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032408
StatusPUBLIC

Content hashes

Canonical text82343ae93c8f9eeef58a1302334e25c3695ef48a7e8ba7915e121ee93fb4357d
Markdowndc8fba00cb846fcf80469091156acc707a5bd571cacd102512321afbd574172d
PDF
Publication page1b4f07271815fb3d267d8c7e58f2cc59f447dcb8332aa1e0b0d2e4651fee9ba9
Manifestc757f48e8b0e176688792242a698f149506a33fad56606f3434332d510ddd69e

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
SignaturejdP4hfqU4PABz2wBgpwyb9McUpchjDFglmEwu0FwySzUDVUwb+BFi7tvd3loW8nJBzemAA2XfA5eazfQeKB4Ag==
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

2026-09-17T11:33:49.438386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032408
observed 1b4f07271815fb3d267d8c7e58f2cc59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:49.422242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032408/manifest.json
observed c757f48e8b0e176688792242a698f149...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:49.405900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032408/publication.md
observed dc8fba00cb846fcf80469091156acc70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:49.388541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032408/publication.txt
observed 82343ae93c8f9eeef58a1302334e25c3...
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.