OpenTechnical

OT-2026-000047330

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000047330) never changes.

Identity and time

Publication numberOT-2026-000047330 · never reused
Internal UUID01a0ae7f-3e57-7eaa-82d3-dfc65d5bca5d · 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-2026-000047330
StatusPUBLIC

Content hashes

Canonical text70d580dc6c622a27b59bc0f2b68c404b89141863965a778dd8342426547d8ae6
Markdowna8628d8683e0782eda919d15b600c6aad0395cd69881edbff1634b00d3798fbf
PDF
Publication pagedf0efc4fc7f6ed180fcc0e40cd42cd55d60ceae726a9244163253445f07d8a7f
Manifestb7597dc479b7ea67b11f0590454ecaf0c8928acbd92bb52a833589c1b6ce131f

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
Signature1JDsRXEf9PyR9la4Du4UqzRsGlj47OV6hCALYTRKPGXIRoIXIbuqfQVjCCmkN7sZgtMXrWzCKlpfXW6CMUOBDw==
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

2026-09-17T11:06:19.116395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047330
observed df0efc4fc7f6ed180fcc0e40cd42cd55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:19.098873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047330/manifest.json
observed b7597dc479b7ea67b11f0590454ecaf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:19.082534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047330/publication.md
observed a8628d8683e0782eda919d15b600c6aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:19.066881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047330/publication.txt
observed 70d580dc6c622a27b59bc0f2b68c404b...
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.