OpenTechnical

OT-2026-000008583

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, 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-2026-000008583) never changes.

Identity and time

Publication numberOT-2026-000008583 · never reused
Internal UUID01a0ae6a-e46b-7844-9784-24247fc9d3ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008583
StatusPUBLIC

Content hashes

Canonical text63ac72683ba0445ab9a506ba57c6034a3f0f79de44d22a7143e24b2edbc38a7d
Markdown0d2ad49a508afcdcfa7f804b33730e63ed8c6417f7de04f1fcdd864c15a56738
PDF
Publication pageed641c091cd01180f1ed6ec431bbd221b287bf06685c4f0a3d87bc77a42c5ed1
Manifestdf376d0cc71854b87bb6690a5a918a172630f0fecee054c800b1e3111384e7d5

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
SignatureBg6bak/z9JPDqQ8WKIDJcD+5V5gWENTTjBVgEFTrGdhbu5tWNJ51/DU+FL9aTdosVxeQwuVpRolZy+HxL2+sCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:31.882970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008583
observed ed641c091cd01180f1ed6ec431bbd221...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:31.865345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008583/manifest.json
observed df376d0cc71854b87bb6690a5a918a17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:31.847016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008583/publication.md
observed 0d2ad49a508afcdcfa7f804b33730e63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:31.829418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008583/publication.txt
observed 63ac72683ba0445ab9a506ba57c6034a...
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.