OpenTechnical

OT-2026-000040830

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, 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-2026-000040830) never changes.

Identity and time

Publication numberOT-2026-000040830 · never reused
Internal UUID01a0ae79-6d10-79cb-a6a8-11a2268a2a9a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040830
StatusPUBLIC

Content hashes

Canonical textc204488090bfb5119611265be9ba80ef207567dce5a487024709fa6a0d0e9363
Markdown40caeaf5ec69368d093596230a0e6cb65c89c43fd83261bef042b1d664b30483
PDF
Publication page97c2b91faf8078bd5a84a6ad5c0d8385277071093ac23a1e66fb33f162d72f21
Manifestc71f1487f93046b538b6eed5e43fa217e1a21ec3d8bcd33ce51af605fde5fd16

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
SignaturewOJl1TvMeXFasVvJYPBkHBe63fwwGN0IDDxfTGmUyVVbCz3+pMMPMjFPx0sWt5xja3ODnw+Qv31+FLI0oX0EDg==
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

2026-09-17T11:20:10.732094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040830
observed 97c2b91faf8078bd5a84a6ad5c0d8385...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:10.713299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040830/manifest.json
observed c71f1487f93046b538b6eed5e43fa217...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:10.694460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040830/publication.md
observed 40caeaf5ec69368d093596230a0e6cb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:10.677510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040830/publication.txt
observed c204488090bfb5119611265be9ba80ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:36.687320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040830
observed 97c2b91faf8078bd5a84a6ad5c0d8385...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:36.670643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040830/manifest.json
observed c71f1487f93046b538b6eed5e43fa217...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:36.654382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040830/publication.md
observed 40caeaf5ec69368d093596230a0e6cb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:36.635554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040830/publication.txt
observed c204488090bfb5119611265be9ba80ef...
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.