OpenTechnical

OT-2026-000064502

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, vented 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-2026-000064502) never changes.

Identity and time

Publication numberOT-2026-000064502 · never reused
Internal UUID01a0ae8d-a461-7353-b966-fd1b94aff4a8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064502
StatusPUBLIC

Content hashes

Canonical textf1244eb7b4ba64f22caca07dbf546d275ad0010219e71a22925253278711869c
Markdownaa2aeecba7aeb020211f9e9ddd33c14e486f2a7f7f27f61b42a19956a1957f1b
PDF
Publication page0abf9a55ca0fbd2df07ebc23a29309726f21c45977ed307b3057e86b1883f26e
Manifest7de55140700e25b8d2dfff341b38c6361aa67d1260769c0a4fc7b794e76d771b

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
Signaturec9llWz9eVJyTFkG5QIeCTesD6MXPBtck70PVNjDDT0mxSSQt0pwcS99SkTBQI25LMfiYwYmCUPe9okFPiBguCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:36:42.574007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064502
observed 0abf9a55ca0fbd2df07ebc23a2930972...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:42.556422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064502/manifest.json
observed 7de55140700e25b8d2dfff341b38c636...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:42.532183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064502/publication.md
observed aa2aeecba7aeb020211f9e9ddd33c14e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:42.513457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064502/publication.txt
observed f1244eb7b4ba64f22caca07dbf546d27...
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.