OpenTechnical

OT-2026-000044913

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000044913) never changes.

Identity and time

Publication numberOT-2026-000044913 · never reused
Internal UUID01a0ae7c-911c-7d01-9a7d-b249b4ab5a69 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044913
StatusPUBLIC

Content hashes

Canonical textceb41dd20165e58d8fd2ae7c3543e744d1c8942b93cf14e4b73bdfb41c380d44
Markdown76c38ab97778901e640ad73ff327e72de69334ce2d00f56c8c1c48d87ed6d14b
PDF
Publication page77c40c31e6e71be005c7186417905a65a0f9e226f00b991deb2ae10b70790391
Manifest178a2c57965ee6a2e9b6ddc27d1a8cc5f73f8bc3c42d435cdef241abd5efcfe2

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
SignatureLjaI2ICpTOuOlDtmgXVFH4J2d8aOqA6GOstM1pObPYrvo9Zvnwh6sVq1dBF2OvqvR+wk7iLd04y2B13ugfJoCA==
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

2026-09-17T11:11:34.998618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044913
observed 77c40c31e6e71be005c7186417905a65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:34.981311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044913/manifest.json
observed 178a2c57965ee6a2e9b6ddc27d1a8cc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:34.961802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044913/publication.md
observed 76c38ab97778901e640ad73ff327e72d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:34.943490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044913/publication.txt
observed ceb41dd20165e58d8fd2ae7c3543e744...
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.