OpenTechnical

OT-2026-000059892

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000059892) never changes.

Identity and time

Publication numberOT-2026-000059892 · never reused
Internal UUID01a0ae89-ec26-7c29-8aaa-d41746c8c2be · 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-2026-000059892
StatusPUBLIC

Content hashes

Canonical textfa493c8b13b12b0ee76b48222979827e869d7c6b59f9fc90f3296efbcab97726
Markdown2a9cf2777a3c215e59f17fe2f2d6f6e9e1071a4deba392d747a4fa9bd9c9a747
PDF
Publication pagefa75661f23388c10a4418755190a5dd98d5e0ed8ec1d43b12754fbd138574883
Manifestd0cd1c8b48c2d1e61b2e2345b06db9e9e0cc73eef53eac71f8165dacc3a98139

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
SignatureEYCWJP3lGi4dItoeNtlFI9NhL0fDYo2x4ocankh1pbHJrgji2TF0Oqc50Wen/n+ZU0vlFbwFGft7qsNHYaIKCw==
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

2026-09-17T10:44:39.145915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059892
observed fa75661f23388c10a4418755190a5dd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:39.128178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059892/manifest.json
observed d0cd1c8b48c2d1e61b2e2345b06db9e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:39.111016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059892/publication.md
observed 2a9cf2777a3c215e59f17fe2f2d6f6e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:39.090959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059892/publication.txt
observed fa493c8b13b12b0ee76b48222979827e...
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.