OpenTechnical

OT-2026-000012039

Publication integrity record

Two cup vacuum gripper, two zone face, pump 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-2026-000012039) never changes.

Identity and time

Publication numberOT-2026-000012039 · never reused
Internal UUID01a0ae6d-1943-7722-9660-e9b803b965dc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012039
StatusPUBLIC

Content hashes

Canonical text97798250e400c8eb7e5fed058a827f9630b79d58d80e7ed90c7f36a0aa044a27
Markdownfc43d3e5596078313daf67f31e59fbd590ddabee8ee34dcb8bf6bc9839d94cc5
PDF
Publication page5f63cf960c45e0837162f62e88521846cae0d5ad2ce54c1d67c5c03cc4d22ead
Manifestb9e74d763dd3348d61b97013ed893f6c1050c68c08ff3b550599c8a97c09fe3c

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
SignaturenFRCmpr3Mdzo7c2TN/vUca6+ltYIeEETU0PIZRASft16sHptib5EPHpUgQY6nkzNrZijXl3WAuYeD/Apr8PUBg==
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

2026-09-17T12:12:54.889218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012039
observed 5f63cf960c45e0837162f62e88521846...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:54.871569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012039/manifest.json
observed b9e74d763dd3348d61b97013ed893f6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:54.853315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012039/publication.md
observed fc43d3e5596078313daf67f31e59fbd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:54.832185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012039/publication.txt
observed 97798250e400c8eb7e5fed058a827f96...
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.