OpenTechnical

OT-2026-000066129

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000066129) never changes.

Identity and time

Publication numberOT-2026-000066129 · never reused
Internal UUID01a0ae8e-8dc3-7dcb-9cb7-083a41c9330f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066129
StatusPUBLIC

Content hashes

Canonical texta8f38c63935276668971a7b7127457df8a0a5ddf2d057c86c13eb4684d797a54
Markdown446bc2952cee8237730a7657744f07ed022d842a5ed7dea8a122255e418e8a05
PDF
Publication page7210bbb7efcc83c62bb05f4681986e413f816327835750d70d894827dd7a5bdf
Manifestd1a076778cca2f359eee61566015423395a13ce230340eac9a6b582ef1c4875e

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
Signature3jsoZSvvokf3VbkY5gSuYsyBaf02DhlzTHLffzgzaBS6LvVY1/MLJgUmcwUj3YphKBwbiLzjDbKH61VCMPSeDw==
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

2026-09-17T08:51:00.755417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066129
observed 7210bbb7efcc83c62bb05f4681986e41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:51:00.729297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066129/manifest.json
observed d1a076778cca2f359eee615660154233...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:51:00.588870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066129/publication.md
observed 446bc2952cee8237730a7657744f07ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:51:00.572401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066129/publication.txt
observed a8f38c63935276668971a7b7127457df...
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.