OpenTechnical

OT-2026-000026605

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000026605) never changes.

Identity and time

Publication numberOT-2026-000026605 · never reused
Internal UUID01a0ae71-f4a9-7883-bcbb-ba85e0c3f7a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026605
StatusPUBLIC

Content hashes

Canonical text59a3beef95794151d4043d7c93198ac39962d8ec560533ed88837b4e5d2144b4
Markdownaa321e55c93e689238d9c911453f0600dc4420c439c543bc805534a975108f7a
PDF
Publication page67a04f7ad9c56f13f2b15021445da5d617779a65b87b3218bb53dea490a6e5b8
Manifest1ed57f6b518399901c24c67a826ae6455fe5c29222d3d4508ebdc762833fb7c1

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
SignaturevYQSqrga/zYrPBnRqQTEns+q4k7ybHqiA/8HTID/XuBEMP5G7j0Fi5qLCbPqwBJ4pj/V4gwdGk++9cuppaseAQ==
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

2026-09-17T11:44:10.577381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026605
observed 67a04f7ad9c56f13f2b15021445da5d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:10.560130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026605/manifest.json
observed 1ed57f6b518399901c24c67a826ae645...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:10.543778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026605/publication.md
observed aa321e55c93e689238d9c911453f0600...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:10.526193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026605/publication.txt
observed 59a3beef95794151d4043d7c93198ac3...
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.