OpenTechnical

OT-2026-000059112

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000059112) never changes.

Identity and time

Publication numberOT-2026-000059112 · never reused
Internal UUID01a0ae89-8611-78b0-a3c5-08a6d8583dfe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059112
StatusPUBLIC

Content hashes

Canonical textbca64ea6bfe93793def3cdb40eba16acfa5f2ef76f9d347e3899ca9a77cc4a55
Markdown2ca3737800c2e096bf420e0385291b68e9788d6fabc26fbe879fb254f0101668
PDF
Publication page784f7e8501a0c019d97742b08d12cb731fc063223b543996016b21b3643b352e
Manifest9d98d0fd185cfdf079603b485d764f585190b2805415c0b84346689bd1a6a09c

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
SignatureuCWeMQhDM6Tts3zwI7C7LHnWufdqoD8vgeGsk9H4SCaMb3Z54mU5MalfGIxYlJ6gCvVYoBdmPUo5dwmg07IzAQ==
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

2026-09-17T10:44:56.466128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059112
observed 784f7e8501a0c019d97742b08d12cb73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:56.447858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059112/manifest.json
observed 9d98d0fd185cfdf079603b485d764f58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:56.428683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059112/publication.md
observed 2ca3737800c2e096bf420e0385291b68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:56.410085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059112/publication.txt
observed bca64ea6bfe93793def3cdb40eba16ac...
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.