OpenTechnical

OT-2026-000093992

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000093992) never changes.

Identity and time

Publication numberOT-2026-000093992 · never reused
Internal UUID01a0ae9e-92c9-7e69-b59a-6bc33b58e385 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093992
StatusPUBLIC

Content hashes

Canonical textfb0b4e9fcc30b54f6a3f9b442b34246615c616d56af744f47e62ec407849183a
Markdown944d413de416acb2ca14a8b76e274ddc3e490e5cef59abb2f030a4f9623b92d0
PDF
Publication pagefb96a63fcb54a34a2671ca26138edbec4d1e0f58f711df61ed0e5fc6b6fc497a
Manifest9f93e84f7370c729a5318068d3806433489ed552e5e2e40feb90cea1e09fd45e

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
SignaturetmTPE0+hV3r3do2GpmI089HOuaIPzfdoaXGNakVPTsCExWEm366FbjxoCXaNIWthWAVamSTqdcnBxKf94/5jCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:23.842736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093992
observed fb96a63fcb54a34a2671ca26138edbec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:23.826384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093992/manifest.json
observed 9f93e84f7370c729a5318068d3806433...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:23.810758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093992/publication.md
observed 944d413de416acb2ca14a8b76e274ddc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:23.792354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093992/publication.txt
observed fb0b4e9fcc30b54f6a3f9b442b342466...
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.