OpenTechnical

OT-2026-000060064

Publication integrity record

Three bellows cup vacuum gripper, 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-2026-000060064) never changes.

Identity and time

Publication numberOT-2026-000060064 · never reused
Internal UUID01a0ae8a-5a71-77bc-b5b7-d78a1be47efb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060064
StatusPUBLIC

Content hashes

Canonical texte1c1085ad781c7e9681e364fd75b931df189a74e6ceee86304462e5914116bf2
Markdown1e32ade1cea5b3d14855ec42af3cfff729148b5580f1d1a5dfeb7ba6aa592058
PDF
Publication page4b98c059cf8f7222f8016e83fe2773a27d9c2edd8c5fedbc2ff884d35d41c09f
Manifesta88d897091545724fc96503c9ed74441d02757af04ba260bad50213832b43e7e

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
SignatureGXZYgAt2gbiB/nXxWuUwKzWJyQr9MciiAncEXeNgZ+euUvThKnJhmdtbKeAyvDTz4IAQQd72k4POnd/ZSM7yDw==
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

2026-09-17T10:43:41.541433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060064
observed 4b98c059cf8f7222f8016e83fe2773a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:41.522163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060064/manifest.json
observed a88d897091545724fc96503c9ed74441...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:41.503047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060064/publication.md
observed 1e32ade1cea5b3d14855ec42af3cfff7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:41.484716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060064/publication.txt
observed e1c1085ad781c7e9681e364fd75b931d...
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.