OpenTechnical

OT-2026-000066600

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000066600) never changes.

Identity and time

Publication numberOT-2026-000066600 · never reused
Internal UUID01a0ae8e-ce41-7a44-9d09-774aeca24e7e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066600
StatusPUBLIC

Content hashes

Canonical text7f18653a0db10a78b40e7d684e8a3be47a5aa9d5c06a115035776cc4c79063c1
Markdownfe7bd501cae5af186b031004d384ff665fc1c8f6d26e971485e70f3b0e3ae68b
PDF
Publication paged7b7b55563223943067b487f946a1490b1d5bf07b133a58bf2568b629a8ffb01
Manifest74d759f6a443c34b99ce7ccd5ffab31ec8963c7052241d8afb09d378d6ca2dee

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
SignatureHu6G0t54uWrLULBKpPlxuxsjhUmKi+j0ic6HyM2lbfg073/knwxAvTj73k9LfAdm/Oii5syRD6SNM6lD5phlDw==
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

2026-09-17T10:32:58.290850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066600
observed d7b7b55563223943067b487f946a1490...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:58.272717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066600/manifest.json
observed 74d759f6a443c34b99ce7ccd5ffab31e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:58.256967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066600/publication.md
observed fe7bd501cae5af186b031004d384ff66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:58.239835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066600/publication.txt
observed 7f18653a0db10a78b40e7d684e8a3be4...
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.