OpenTechnical

OT-2026-000060175

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000060175) never changes.

Identity and time

Publication numberOT-2026-000060175 · never reused
Internal UUID01a0ae8a-5a72-7427-9c9d-e9ecbbd882d9 · 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-2026-000060175
StatusPUBLIC

Content hashes

Canonical text02c2888dcb94d876ee87c1e9f677ad9c32e449592197bf293c17e0526e0c0c6b
Markdown4df7e752a03ea11ad1bcf0507ea2f115ef2fffdcc13f2774c33996d2d138b6c4
PDF
Publication pageb791e81c9383b58d9a9c886d066f3d873252c0077eb23d6d5fef9adc6442c049
Manifestbd038f007d6ae763b7bcf71e6f8a8ba1bf3d124d10d07bf8e7adde0140fd02f6

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
SignatureGtr9ldt0nX2ujyTS4AKvxcNfbDDaG2z2AdUL9I2CJloEmMdXcCmq0RHOiTBgnHBHtAd1t6Udiwh3Bjy8LUJRDg==
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

2026-09-17T10:43:50.393318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060175
observed b791e81c9383b58d9a9c886d066f3d87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:50.375585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060175/manifest.json
observed bd038f007d6ae763b7bcf71e6f8a8ba1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:50.355909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060175/publication.md
observed 4df7e752a03ea11ad1bcf0507ea2f115...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:50.338107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060175/publication.txt
observed 02c2888dcb94d876ee87c1e9f677ad9c...
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.