OpenTechnical

OT-2026-000052008

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, pulsed 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-2026-000052008) never changes.

Identity and time

Publication numberOT-2026-000052008 · never reused
Internal UUID01a0ae83-e78e-7ef3-b06f-6ee786e33ff5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052008
StatusPUBLIC

Content hashes

Canonical text8e19df5685f466b45fa2fc217db17e3074c4e76dc15abfd3fef80be634a61827
Markdownad866d0d4b17a39a60acdafc89a43d5fc7db3eda8443e9e801d9d596ffd0d3b9
PDF
Publication pagef8ce67e9424f785ebeaeae796925940ad13c979877b92fd316d9a09d10b026dd
Manifest9f8f77d74d46574ac2b988500043f5328e9cbb7dba755810ea43d015a4df5928

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
SignatureCiYPwpc3Y6x974xhiHmsmxFJ/4kGTTIxeXPv79tWM56qy+rp3ohbT6joRXdj9IWpJ+6LUzt7BM+77vs8ZzGFDg==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:30.970184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052008
observed f8ce67e9424f785ebeaeae796925940a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:30.950003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052008/manifest.json
observed 9f8f77d74d46574ac2b988500043f532...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:30.930298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052008/publication.md
observed ad866d0d4b17a39a60acdafc89a43d5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:30.912749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052008/publication.txt
observed 8e19df5685f466b45fa2fc217db17e30...
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.