OpenTechnical

OT-2026-000014479

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, 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-2026-000014479) never changes.

Identity and time

Publication numberOT-2026-000014479 · never reused
Internal UUID01a0ae6d-b27b-704c-994b-98183ef44993 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014479
StatusPUBLIC

Content hashes

Canonical textbfbfad859687e2793fc74962c82f29767ac006856e407e1336181d689cc4c893
Markdown1f26bd5d2fae190ecfa41f8cf580a500c5be260d5160210c53137d668947f894
PDF
Publication pagef24f649e0e5237e9205e5b8d10dc93b70298395c27fff95b6d0071d5fc82ea18
Manifest2e99fcf79a54c7e796b0ce3d9876a763e4c58747c04f6b8c7a31bfc76a18a83a

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
SignatureVqMXPzl2Q+d24WpfO37SwtNtvM+5Lvko0Uu74XsbePQTu7y9qCjCNulndtlwOvYY9annpCmtf61Dl+LXS2OzAg==
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

2026-09-17T12:10:17.642403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014479
observed f24f649e0e5237e9205e5b8d10dc93b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:17.620300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014479/manifest.json
observed 2e99fcf79a54c7e796b0ce3d9876a763...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:17.595046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014479/publication.md
observed 1f26bd5d2fae190ecfa41f8cf580a500...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:17.567609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014479/publication.txt
observed bfbfad859687e2793fc74962c82f2976...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:21.746042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014479
observed f24f649e0e5237e9205e5b8d10dc93b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:21.729701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014479/manifest.json
observed 2e99fcf79a54c7e796b0ce3d9876a763...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:21.712972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014479/publication.md
observed 1f26bd5d2fae190ecfa41f8cf580a500...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:21.696622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014479/publication.txt
observed bfbfad859687e2793fc74962c82f2976...
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.