OpenTechnical

OT-2026-000038479

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, supply line 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-2026-000038479) never changes.

Identity and time

Publication numberOT-2026-000038479 · never reused
Internal UUID01a0ae78-2d53-77be-bca7-e80bec6e95c6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038479
StatusPUBLIC

Content hashes

Canonical text5eb3af9b2590b70296bbf0ff6104e66f1c3f8804898c1df2775d7fdb9e9736ab
Markdown63a8b946c12775e3425917cb3847eeddf549f276af2a4f66bd853d0eee79f534
PDF
Publication page9b78f5eb2962839b4604a44a762835bdf3d74fde57e07f9816993420d5f1f2a4
Manifestf9813a6d379a0e30570c0bbbf21e0d249d22e24ebb990975b6626a438a21f407

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
SignaturemyjodE0xtqmmeWxi2rtPzqfeSTB119uY6+d4jxzLOFEj0KRwy8gzRadX8LVVlsIct3bG3ie6xLo+98+ar9TiDA==
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

2026-09-17T11:22:43.082672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038479
observed 9b78f5eb2962839b4604a44a762835bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:43.064560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038479/manifest.json
observed f9813a6d379a0e30570c0bbbf21e0d24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:43.045760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038479/publication.md
observed 63a8b946c12775e3425917cb3847eedd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:43.027349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038479/publication.txt
observed 5eb3af9b2590b70296bbf0ff6104e66f...
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.