OpenTechnical

OT-2026-000017042

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, 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-2026-000017042) never changes.

Identity and time

Publication numberOT-2026-000017042 · never reused
Internal UUID01a0ae6e-591b-7f2f-bfdf-b67f90de573a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017042
StatusPUBLIC

Content hashes

Canonical textc86214f2880dfeb08372339c6b63115860446861a6ac1cc73bab1d3f6ed55a03
Markdown85bb12ab1db78eaec9e20955a8316e4295a587c89e622cc1fd6b4e10484e0d9c
PDF
Publication page392f271767178825bd770531d4f252ec1fc62236ee0b44291530129a743d3768
Manifestdaff9846cfabccaf99c8f1207673d8f70a087c92e6123c855ba95a360439ed08

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
Signaturei4jvjhRK1qBwjk+NoSbU2iqGrjxe6JPl29ZMlVjGGkFIkjEag2h2Lrn5KpyzuY1y2vWvsPbjshtTuMOrbX4KDA==
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

2026-09-17T12:03:27.388978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017042
observed 392f271767178825bd770531d4f252ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:27.370530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017042/manifest.json
observed daff9846cfabccaf99c8f1207673d8f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:27.353462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017042/publication.md
observed 85bb12ab1db78eaec9e20955a8316e42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:27.335940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017042/publication.txt
observed c86214f2880dfeb08372339c6b631158...
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.