OpenTechnical

OT-2026-000060508

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000060508) never changes.

Identity and time

Publication numberOT-2026-000060508 · never reused
Internal UUID01a0ae8a-b7cc-7ad5-842c-7dac18714dc7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060508
StatusPUBLIC

Content hashes

Canonical textc6f24f0b81d9dd41b3648e433f6b8de87d6e8b70c9e92d16bcfd7922920ee509
Markdowna929496a60528aef31116aaea01405ae65820360c741ebc9a27d0b953f4963ed
PDF
Publication paged1468c0d85bd64cf8300279d623212cc94a70b62c38d2d61ade7cb33eb197cb9
Manifest1040d919024e4b960f4e8a013cc61aff642e7a316b98d032cd531080f0103513

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
Signature7FJnOZfzkO/p6F3HZer6+SNrakkhi+suLwpV5zL+bmf5+hwoPLVsPsf5x0LBw89hVyjHqsPZJAElkFKfk4mrCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:00.486681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060508
observed d1468c0d85bd64cf8300279d623212cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:00.468526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060508/manifest.json
observed 1040d919024e4b960f4e8a013cc61aff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:00.449922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060508/publication.md
observed a929496a60528aef31116aaea01405ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:00.432058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060508/publication.txt
observed c6f24f0b81d9dd41b3648e433f6b8de8...
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.