OpenTechnical

OT-2026-000059808

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, 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-2026-000059808) never changes.

Identity and time

Publication numberOT-2026-000059808 · never reused
Internal UUID01a0ae89-ec25-7fb5-81f8-82e4f88a2eda · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059808
StatusPUBLIC

Content hashes

Canonical text78b970405ffcd23eb836645f0aa28e467f89f86aa084ad2d2dd70b539ecb91fc
Markdown628cfa89e638f8c297e225f11f95b484c7139d637928c628a364dc403a3c5a6d
PDF
Publication pagef828e5cdf3f867cfe9f0dc9e09a049f58c1fcda992712a308ee972e6c8fa8764
Manifest58f61e7efda564f0c0c6149c4db747476a19f4b81bf7add6554264fd5b564874

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
Signatureko58WXT1k+721gu+PrOneo+XoVw/mjCfG5tzYBIBYR2+2yT5feF/B0KByF5kbcOsXk5iNr3Q0eZQzl1awjMGCQ==
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

2026-09-17T10:44:32.747117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059808
observed f828e5cdf3f867cfe9f0dc9e09a049f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:32.726611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059808/manifest.json
observed 58f61e7efda564f0c0c6149c4db74747...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:32.707396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059808/publication.md
observed 628cfa89e638f8c297e225f11f95b484...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:32.688228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059808/publication.txt
observed 78b970405ffcd23eb836645f0aa28e46...
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.