OpenTechnical

OT-2026-000063045

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000063045) never changes.

Identity and time

Publication numberOT-2026-000063045 · never reused
Internal UUID01a0ae8c-94a9-7170-805a-142ffc46f70c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063045
StatusPUBLIC

Content hashes

Canonical text987285e3cbb2cb812d019075fe11a64e9442b7dd615069b61ba657f528b03862
Markdownf290e79bdb606f304e64a95e360bb4ac34506b76e03179b700e48575ab627841
PDF
Publication page63d5e79610086c44ac08bd294b347adb5ed8603a088e50e8fb9a19739389abfd
Manifest9b7d8d2f768da9e1770102f9cb5741a462d20bdd9d9f7ec12e8d4d382d205cd1

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
SignatureFZd2q8owhxbnAtodLD7I5J9XG/SKHLuiGe33QwudZxz+TAVPzomllSdk+WzfUbhMEQpnD80fXET+Tff834wsDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:40:42.565963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063045
observed 63d5e79610086c44ac08bd294b347adb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:42.546318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063045/manifest.json
observed 9b7d8d2f768da9e1770102f9cb5741a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:42.526375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063045/publication.md
observed f290e79bdb606f304e64a95e360bb4ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:42.507411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063045/publication.txt
observed 987285e3cbb2cb812d019075fe11a64e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:48.227520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063045
observed 63d5e79610086c44ac08bd294b347adb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:48.208657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063045/manifest.json
observed 9b7d8d2f768da9e1770102f9cb5741a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:48.189962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063045/publication.md
observed f290e79bdb606f304e64a95e360bb4ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:48.172427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063045/publication.txt
observed 987285e3cbb2cb812d019075fe11a64e...
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.