OpenTechnical

OT-2026-000055832

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000055832) never changes.

Identity and time

Publication numberOT-2026-000055832 · never reused
Internal UUID01a0ae87-0a49-7f1a-8b29-8b4849c0edcf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055832
StatusPUBLIC

Content hashes

Canonical textea1e3a3f71f542dd2a32ad99f960ce691a9324928bcbd3e3eadd2c807bd8c0c8
Markdown4fb7ea4bfc07defd53a7face58c0a152729e39b9191dea3bdbe08a37c4bfba3e
PDF
Publication pagea0f759a3c7af480d8bb6d0110a0b30245b56d9451cf48087e95de4bee242299f
Manifest267847b3ab51969302327f394f931464dbc12982cb1e023954b9d1bc3e1ccf72

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
Signatureh/0gMBuiJehwWMATNY01V1rl964FAZuKBEVyb4TNxqk4E8q18Fuo5Kyo6plrKHn1uQCwqJNXOwtkF1f5ln6GDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:13.155677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055832
observed a0f759a3c7af480d8bb6d0110a0b3024...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:13.137744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055832/manifest.json
observed 267847b3ab51969302327f394f931464...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:13.119892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055832/publication.md
observed 4fb7ea4bfc07defd53a7face58c0a152...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:13.102196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055832/publication.txt
observed ea1e3a3f71f542dd2a32ad99f960ce69...
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.