OpenTechnical

OT-2026-000035383

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, single stage ejector, supply line 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-2026-000035383) never changes.

Identity and time

Publication numberOT-2026-000035383 · never reused
Internal UUID01a0ae76-6a20-71b2-88e8-642f5bddc7f9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035383
StatusPUBLIC

Content hashes

Canonical textd1372baadadcce7617396dc9d62834198b8495d9924602fbaa79c27073272493
Markdowndcd285d15ed4318b066f480beff10cf52984e103cb89cae040223247c577ea7a
PDF
Publication page64001ebd1977eeeac0b0af2a0825c5c35c0cd7bd6126ae3e64c2e33694cabfa5
Manifest9fd2aa4957abb0e0e9d70b14c618f37cdad36da776d72b1d1dae61ea77fa4cc6

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
SignaturebL+1Wxwqj89pbRzj7Y9X3d+3KEixtL5n33iE5WFtFAREGuC9gWlQikNCfKmnan/tmK0sM2f4trwA41wQaN7+Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:28:40.640531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035383
observed 64001ebd1977eeeac0b0af2a0825c5c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:40.623533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035383/manifest.json
observed 9fd2aa4957abb0e0e9d70b14c618f37c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:40.605491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035383/publication.md
observed dcd285d15ed4318b066f480beff10cf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:40.587050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035383/publication.txt
observed d1372baadadcce7617396dc9d6283419...
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.