OpenTechnical

OT-2026-000092230

Publication integrity record

Foam pad vacuum gripper, three zone face, single stage ejector, 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-2026-000092230) never changes.

Identity and time

Publication numberOT-2026-000092230 · never reused
Internal UUID01a0ae9d-875a-7e56-9362-4e2bcb09e773 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092230
StatusPUBLIC

Content hashes

Canonical text71e5e44bbd6c8871b7febedee80c8abe8845819903ef223daf062fa857a75e2f
Markdownedfb4b7414f06523d1e9aefba627d712202510981166d33f3c8faf631ed9da86
PDF
Publication page22ec587cc5de01cd7b5a63cafc0abe9ccbe074d2c0381fcc06eab2a401f0f9d4
Manifeste8d006a82eca39f2acfcceeb29d51556b9ef5c5c609a92fbaa38c83cba8627d1

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
SignaturevDrgBMtoio5zgCQcT2O6AgchX9HUGD3jyb87GFKwy7oQe0Io/ttlCQgAH3q+HTvgazVYvfJPTbMK+Ha10vSRDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:41:44.970779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092230
observed 22ec587cc5de01cd7b5a63cafc0abe9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:44.953475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092230/manifest.json
observed e8d006a82eca39f2acfcceeb29d51556...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:44.935785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092230/publication.md
observed edfb4b7414f06523d1e9aefba627d712...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:44.917136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092230/publication.txt
observed 71e5e44bbd6c8871b7febedee80c8abe...
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.