OpenTechnical

OT-2026-000046238

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000046238) never changes.

Identity and time

Publication numberOT-2026-000046238 · never reused
Internal UUID01a0ae7e-57ca-74e8-9eae-a67b581ea181 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046238
StatusPUBLIC

Content hashes

Canonical textf8ada2fdcd44c93e9f82e2232bf519afcbe21faa2b243668b90d2c2646840adf
Markdown3c79a561f1a33117e07d8b2045632c32faf4354e3a06969049eca6a104695aac
PDF
Publication page726b249790d83d48e053383ecea2a66cc9b7490b26c7da38be7bccaf516b7652
Manifestf1c6f4af5cc0126cc68c4c45e8b04a1995874d471b186934bb96077989df8893

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
Signature7w2FIRzpkllX0lJgxCftLJABicgaYnFv6U8jh6YWLnGiddUg2Ikq5AehX4V1+2QZsuI23sWWRGg58JvYgnU8Dw==
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

2026-09-17T11:08:05.232032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046238
observed 726b249790d83d48e053383ecea2a66c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:05.214053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046238/manifest.json
observed f1c6f4af5cc0126cc68c4c45e8b04a19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:05.196130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046238/publication.md
observed 3c79a561f1a33117e07d8b2045632c32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:05.178045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046238/publication.txt
observed f8ada2fdcd44c93e9f82e2232bf519af...
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.