OpenTechnical

OT-2026-000103700

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, single stage ejector, 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-2026-000103700) never changes.

Identity and time

Publication numberOT-2026-000103700 · never reused
Internal UUID01a0aea4-e462-7151-82e2-936b787cd173 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103700
StatusPUBLIC

Content hashes

Canonical text1164fae308bed5a0c8bbd08462987a6c34a29e072d3b2f9449ca24b4ab9b2681
Markdown15533d230f59e29931093af2726ee2c7839fc15ae77d7a370f7799f7362f6e75
PDF
Publication pagecbca42acba3aa3826213684c79c7ba8d6e4287be7fd1e15fd11e745db3c8885e
Manifestb2a21b6c69e75cd21da1369735b6b91339a0010b9819d37156cb73ff2dd81adc

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
Signature+Js58awUjcsqXL+G+q+8nMk3qEntiGjwmm8lXW9GJdCJSd7qfTDTGPHuYaEgTq8itsuLsrY6DXVpeEp93BFwDg==
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

2026-09-17T09:22:30.403289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103700
observed cbca42acba3aa3826213684c79c7ba8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:30.385939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103700/manifest.json
observed b2a21b6c69e75cd21da1369735b6b913...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:30.369550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103700/publication.md
observed 15533d230f59e29931093af2726ee2c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:30.353052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103700/publication.txt
observed 1164fae308bed5a0c8bbd08462987a6c...
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.