OpenTechnical

OT-2026-000062058

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000062058) never changes.

Identity and time

Publication numberOT-2026-000062058 · never reused
Internal UUID01a0ae8b-b8b0-7d71-ab48-f278f81dc7ca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062058
StatusPUBLIC

Content hashes

Canonical textd54a43cd3f366e4d4837df85a00b715c1ba6a97934a2cf6a9c0d3522eda7c66e
Markdownd73222c19e24b7b5a5c07429a4e6d8c7ad9e6611a4bb7ef87ebb7a99603ced27
PDF
Publication page0ec1aaa69083bd3a358323a1f244923ae8eabe5360262d44b373c6073ec36c94
Manifest88b946d9d690c4642f54c9bc108404f61fa03fa12fa1f684612a5fd9411d8c6a

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
Signature4sqSmcekZ7BS7KLbWzCTy8f2TZIgvdXnEArQkk9SIXdc4xNNP4PYZDEiDKzoYtx0Q7g3XMXMEl7bUtgU6kcOCw==
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...

Independent retrieval

2026-09-17T10:41:06.158314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062058
observed 0ec1aaa69083bd3a358323a1f244923a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:06.138506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062058/manifest.json
observed 88b946d9d690c4642f54c9bc108404f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:06.120297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062058/publication.md
observed d73222c19e24b7b5a5c07429a4e6d8c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:06.102010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062058/publication.txt
observed d54a43cd3f366e4d4837df85a00b715c...
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.