OpenTechnical

OT-2026-000062034

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, 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-2026-000062034) never changes.

Identity and time

Publication numberOT-2026-000062034 · never reused
Internal UUID01a0ae8b-b8af-7f97-8654-ae10c182c9fd · 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-2026-000062034
StatusPUBLIC

Content hashes

Canonical textd910757594e87131c9619e0e525c6bbcf3928ca402d6176951e8fac5ceb07346
Markdown10b7b2c28e6a6c377af6a4f2d26a685e6034b61778dc47f73e301a603a61b1a3
PDF
Publication page5793109181094df1e272cd40b2443fd36f4c8d16b223da6c7944b4aa5dd8c0fe
Manifestb5a935f205770d1f810ff0d6709cb441f960fdff28b47b79b0af186832ee372c

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
Signaturekqbs6iY5crZDhPXC+h4EYfGdejP1VkebOGgifZTCQGLXZp7UqtoxdvD1SJLVvXkB6F/9KC+3VaQBBDe3NNKCCA==
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

2026-09-17T10:41:04.253052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062034
observed 5793109181094df1e272cd40b2443fd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:04.235216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062034/manifest.json
observed b5a935f205770d1f810ff0d6709cb441...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:04.217704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062034/publication.md
observed 10b7b2c28e6a6c377af6a4f2d26a685e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:04.198423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062034/publication.txt
observed d910757594e87131c9619e0e525c6bbc...
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.