OpenTechnical

OT-2026-000048069

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained 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-2026-000048069) never changes.

Identity and time

Publication numberOT-2026-000048069 · never reused
Internal UUID01a0ae7f-c423-7855-85ef-80c457b4c9f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048069
StatusPUBLIC

Content hashes

Canonical textb6d292ee2a67509460c31ce955ee06abfadcaae62c12efd0131d16f54781b319
Markdown3dac9c56777b2bc75f81c25eccafd2e79e17a32c49d6cdb9d5c621effdfef8f7
PDF
Publication page33c1e5ffea231b7d4c2abc3d42e0e8982e89bdadf787fd69cb068b5104a95855
Manifestc5aadb7f7c8854542f8d8918267ce35279e9b84f3e3277c49eed4b574046d402

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
SignaturemG1mpXHlPAh6YRaw8Nlb0+zKzYJaJE+cIQ9VS/bCmHBuGOmBU+kXwfvtRPMyRmhPLglkkgyRP9hg9ElCifjwAQ==
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

2026-09-17T11:06:04.983621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048069
observed 33c1e5ffea231b7d4c2abc3d42e0e898...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:04.963338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048069/manifest.json
observed c5aadb7f7c8854542f8d8918267ce352...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:04.945121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048069/publication.md
observed 3dac9c56777b2bc75f81c25eccafd2e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:04.926114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048069/publication.txt
observed b6d292ee2a67509460c31ce955ee06ab...
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.