OpenTechnical

OT-2026-000023071

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, 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-2026-000023071) never changes.

Identity and time

Publication numberOT-2026-000023071 · never reused
Internal UUID01a0ae70-46ed-707e-b977-e00aec080b7d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023071
StatusPUBLIC

Content hashes

Canonical text91d2d04fddd634f3c66b86a40ee91ed144f39d3c60ff56d04d84bb43d8209732
Markdown65f8c7a8d84593c1f57a8f566792eb0865f6790177dc0ab446a410947b3f832c
PDF
Publication page8c563e8108b3ed1d93d1035b65bc5434e0f457d6594798e562c766ec50daf036
Manifest8b541df22781a78e1940242627dd61b5e3870d38d3f0858ceabdde94161a7635

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
Signature1C/yF+tM8Wz/dlDA/ZCLvB6awtIPLc7se/lE5XiTsCUi5jd28FGQNWBr1ksf4uR/NqdvKqvf+7RN8jW5JDDZAA==
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

2026-09-17T11:52:41.780855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023071
observed 8c563e8108b3ed1d93d1035b65bc5434...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:41.763406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023071/manifest.json
observed 8b541df22781a78e1940242627dd61b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:41.744869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023071/publication.md
observed 65f8c7a8d84593c1f57a8f566792eb08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:41.725373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023071/publication.txt
observed 91d2d04fddd634f3c66b86a40ee91ed1...
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.