OpenTechnical

OT-2026-000047234

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000047234) never changes.

Identity and time

Publication numberOT-2026-000047234 · never reused
Internal UUID01a0ae7f-3e56-7b9c-b551-68f03c5c8053 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047234
StatusPUBLIC

Content hashes

Canonical text9f6005649c8427522cdf10b2bb61ba3ffaee6e8f57c7c4fe5f8eef9b05d8cca5
Markdown7b1c16b3dd0373ef882d081acc0590d81830c878cded39f26a4a2a007f070b0d
PDF
Publication page794e6977a72893c932641f81102a36600b4c292410a218654aaaa8b60fdc51d6
Manifest474b40059c9c117b57cc98b19bd890313bfaaee5ffff164fcd2a537f30b3adaf

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
Signature8tv9d80Qb82YP/WJdC+X9IcPDahD8ronl1YqnhAB7ZpDyuXe9YGAiSkkh4nX7Gj5g4mE/JmTcOEW9NetRyGzCw==
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

2026-09-17T11:06:11.363241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047234
observed 794e6977a72893c932641f81102a3660...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:11.345363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047234/manifest.json
observed 474b40059c9c117b57cc98b19bd89031...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:11.328929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047234/publication.md
observed 7b1c16b3dd0373ef882d081acc0590d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:11.312427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047234/publication.txt
observed 9f6005649c8427522cdf10b2bb61ba3f...
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.