OpenTechnical

OT-2026-000060988

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single 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-2026-000060988) never changes.

Identity and time

Publication numberOT-2026-000060988 · never reused
Internal UUID01a0ae8b-12f3-7511-b606-bf6c29b37652 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060988
StatusPUBLIC

Content hashes

Canonical text214affcaea1a3b31b84601bcb4024d3880db0b58501e63f7602282722a33cb17
Markdownc46ee727ceb26c665572fa695ff0aed90e251db33c32bbcc69d9028c10c0d6e0
PDF
Publication page9bdba237b8aa0207f4510fc59517878087fbcdaed1d352eaa0ccf7cf6bf54f1c
Manifest97a9b3547abafdf8775927298de9538668ba423a906f9d6d20eb91507be65403

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
SignatureCDl3VQn3H5bSl+/UUxWS88xRLih/dKcGY5Cl6Fkvvamrt2ZvWvAX9HBa/4BNmxpa11U7UaXLw//kpwabax7RDw==
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

2026-09-17T10:42:16.484635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060988
observed 9bdba237b8aa0207f4510fc595178780...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:16.465174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060988/manifest.json
observed 97a9b3547abafdf8775927298de95386...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:16.445554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060988/publication.md
observed c46ee727ceb26c665572fa695ff0aed9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:16.391454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060988/publication.txt
observed 214affcaea1a3b31b84601bcb4024d38...
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.