OpenTechnical

OT-2026-000063924

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two 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-2026-000063924) never changes.

Identity and time

Publication numberOT-2026-000063924 · never reused
Internal UUID01a0ae8d-53bb-7f1c-b350-242cfebc0ce7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063924
StatusPUBLIC

Content hashes

Canonical textf975425a9d19e94772340e529b346a0fa314a8e1bda828eeed69028cfd85fbae
Markdown13bb17fc8502a30c53dee44572312099dfb01cf5e66641a3a247f9a35d31e308
PDF
Publication page53bc6a5735a6243e7accfdef06572614caa61d5b9637d9a47f226a51d84a25ed
Manifest5ebdb2bcbce75f6efe0659df0b6c04d0a3e80dfed47e18981ae266cfe39dfcdb

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
Signature8/a99OQsTlQVQ1WcSqI45gC5e20k85BXwQwh2+H3w5n52CKNFB8DRvjODZ73jn+JkF2OMEULZE8drdS34DA1AQ==
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

2026-09-17T10:36:58.599159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063924
observed 53bc6a5735a6243e7accfdef06572614...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:58.582436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063924/manifest.json
observed 5ebdb2bcbce75f6efe0659df0b6c04d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:58.564634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063924/publication.md
observed 13bb17fc8502a30c53dee44572312099...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:58.546764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063924/publication.txt
observed f975425a9d19e94772340e529b346a0f...
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.