OpenTechnical

OT-2026-000026492

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed blow-off before 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-2026-000026492) never changes.

Identity and time

Publication numberOT-2026-000026492 · never reused
Internal UUID01a0ae71-f4a8-7ce6-9dbc-65bf363e2241 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026492
StatusPUBLIC

Content hashes

Canonical text344dca7ccaae1df4c0b1233a56c7844e4a3e526cb5e8493c919151e371d611a5
Markdowna9748a49f17f9a9f69a2c44467da0d74ef2587c8dd87542e47e984dfb6f67f86
PDF
Publication pagee20c65ffc5d3a3a4f90c6fd4c16ea8be1c6e3366b1d8deea78fdffdaba0b26c4
Manifestee4bf0965d1aaf14cf6e6ba63f3d52b4de8a695dc8923bc9e76ec12676862c93

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
SignaturejguNgWpNhW3HhcF5rM1rfHHVp3DV/6OMSvglNDCrJ8FbinE/xtknj9libKvbVJ8F0pq+vaRhS6kH7EFp5ew0AA==
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

2026-09-17T16:41:14.713590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026492
observed e20c65ffc5d3a3a4f90c6fd4c16ea8be...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:41:14.509139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026492/manifest.json
observed ee4bf0965d1aaf14cf6e6ba63f3d52b4...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:41:14.099296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026492/publication.md
observed a9748a49f17f9a9f69a2c44467da0d74...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:41:13.768901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026492/publication.txt
observed 344dca7ccaae1df4c0b1233a56c7844e...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T11:44:37.126040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026492
observed e20c65ffc5d3a3a4f90c6fd4c16ea8be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:37.108657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026492/manifest.json
observed ee4bf0965d1aaf14cf6e6ba63f3d52b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:37.090308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026492/publication.md
observed a9748a49f17f9a9f69a2c44467da0d74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:37.071235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026492/publication.txt
observed 344dca7ccaae1df4c0b1233a56c7844e...
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.