OpenTechnical

OT-2026-000037318

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line 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-2026-000037318) never changes.

Identity and time

Publication numberOT-2026-000037318 · never reused
Internal UUID01a0ae77-b8cd-7c17-84df-806bcb83db94 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037318
StatusPUBLIC

Content hashes

Canonical textb9112638df348858675060648a06be9ddaf9c6035f271ec6088eeb40a4f9ebd2
Markdownec6e7ff1a5879cc37075dd533efc6d606e0c27b8fe44aee3e4887da91e985308
PDF
Publication page388c94d39064405c6750c88080f2e4ee9f43298005a8135a25f2de2fde32a883
Manifest5f5de2b3e4e30ddfd8b1de53836fecd2b75c36343a6e11e00a4b843eed24090e

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
SignatureAFDZTDOaf2NMvrrmlmcPouhJtb037jugwP11R5n5XwgcVdJ0q6orNpFf3GwJCPyN5PH2CwBkY3OV2RaebNgKBQ==
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

2026-09-17T11:23:42.926854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037318
observed 388c94d39064405c6750c88080f2e4ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:42.907602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037318/manifest.json
observed 5f5de2b3e4e30ddfd8b1de53836fecd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:42.888648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037318/publication.md
observed ec6e7ff1a5879cc37075dd533efc6d60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:42.868588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037318/publication.txt
observed b9112638df348858675060648a06be9d...
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.