OpenTechnical

OT-2026-000062218

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, vented 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-2026-000062218) never changes.

Identity and time

Publication numberOT-2026-000062218 · never reused
Internal UUID01a0ae8c-0abd-7036-a2c9-b83db433c6f9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062218
StatusPUBLIC

Content hashes

Canonical textedf4f93f76f599205916a3eca27d9644c9bf3ea87b873ba8e23c5c2a90ec3f4f
Markdown608bc40efb07601e18f56dd6485fd01cf6c8a8220a82563b4bc8acd14dd1c3bd
PDF
Publication pageec8f6fd9855d8a85b41a411252eaa885243fbb1f7fd875b28859637d3dd1aed6
Manifest9637b37f203c5784581d635cfb7b563fa99928fd9a8442d72e132da4af2ad487

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
SignatureDPqY5PlKN8D2ePS1UFkEEtvNAZJtir/N5y1bMysq/i1PxfS7btFPrcUzUck8XTtnQPthpmDxY8jHwOuZhnW8Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:39:29.341677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062218
observed ec8f6fd9855d8a85b41a411252eaa885...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:29.323765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062218/manifest.json
observed 9637b37f203c5784581d635cfb7b563f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:29.306701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062218/publication.md
observed 608bc40efb07601e18f56dd6485fd01c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:29.288114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062218/publication.txt
observed edf4f93f76f599205916a3eca27d9644...
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.