OpenTechnical

OT-2026-000020595

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, pulsed blow-off before set-down

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-2026-000020595) never changes.

Identity and time

Publication numberOT-2026-000020595 · never reused
Internal UUID01a0ae6f-437c-783a-ba3c-9274d83cbced · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:22.507199Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000020595
StatusPUBLIC

Content hashes

Canonical textd41e88a8a709ae56622fa1f03129f7937538f5a9919e662b8fa3d296f771ff8f
Markdown58d0506518f222db7289a7e80388a5e946e1c1a2f2485496cb7c6da2d8476fc1
PDF
Publication page0dbd7bd311f9535344ed105da76f553b64c087ec33bce3fbe125b638e35d8b41
Manifestdd36f1da481c55af93ec0e94d56149f5c34ab9d119134757f3f7bb4c85651c57

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
Signature0tacb+ridqpmYOayecg1gdi6IW1ncKI1d6B9BdQB+/RbGO6LhiCwirRe/5ibHCrCzhbz5z9VaoF/vioMZZ+QCQ==
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

2026-09-17T12:00:43.939896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020595
observed 0dbd7bd311f9535344ed105da76f553b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:43.920647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020595/manifest.json
observed dd36f1da481c55af93ec0e94d56149f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:43.902405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020595/publication.md
observed 58d0506518f222db7289a7e80388a5e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:43.883237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020595/publication.txt
observed d41e88a8a709ae56622fa1f03129f793...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:38.222379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020595
observed 0dbd7bd311f9535344ed105da76f553b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:38.203152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020595/manifest.json
observed dd36f1da481c55af93ec0e94d56149f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:38.185190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020595/publication.md
observed 58d0506518f222db7289a7e80388a5e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:38.166630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020595/publication.txt
observed d41e88a8a709ae56622fa1f03129f793...
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.