OpenTechnical

OT-2026-000025110

Publication integrity record

Foam pad vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000025110) never changes.

Identity and time

Publication numberOT-2026-000025110 · never reused
Internal UUID01a0ae71-5fa5-71c0-b288-954e050758a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025110
StatusPUBLIC

Content hashes

Canonical text3907e158372939a879dd8a2ba857680d7c2bd5c56202926d8a2b9bc9d790ddda
Markdownc68d4d062ad167581e4612b7f757aa19e84e95a8badbcf9e075ad8695fe01f3e
PDF
Publication paged783286f6d62d23fb9724ee60ad1358338578a55e64114d3e1ee28cb6354e85f
Manifest71c4af822c24c47f69a2057eb195222e5f70239a3a0261225f5fbf401105ad4a

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
SignatureHIY51CW4ED4rrXoNfGXHW3j/3beB4WD+6VFXfAgophBE74Bcvw5ZLjeAdomIj8dGd7w98IFqCaUcvzqS3ai8BQ==
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

2026-09-17T11:46:59.020719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025110
observed d783286f6d62d23fb9724ee60ad13583...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:58.999944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025110/manifest.json
observed 71c4af822c24c47f69a2057eb195222e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:58.983133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025110/publication.md
observed c68d4d062ad167581e4612b7f757aa19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:58.965403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025110/publication.txt
observed 3907e158372939a879dd8a2ba857680d...
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.