OpenTechnical

OT-2026-000072822

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, vented before 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-2026-000072822) never changes.

Identity and time

Publication numberOT-2026-000072822 · never reused
Internal UUID01a0ae92-89da-7251-a101-dbdc52c64f4e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:54.283203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072822
StatusPUBLIC

Content hashes

Canonical text10eca34c0fedcce85c74fab7d841a583503922aeb349daa5d790d755f78c1c35
Markdownf49f906b40fe438b0425655f45224ce0551c993aeddf19ef874e697007e3ac47
PDF
Publication pagebb794b222b2ef195ee35b23d3f60009f906c79d0ee72f6d81be243d80b67fc69
Manifest5dbcb690e6d2200570c04ef93ab25ef1263bcb76f77a1925fb1f881cf7278e77

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
SignatureMxwSdjUAtl9uzjm+73Y2tA2KZGxrBSzscoEubjSQd88TyNqqM6s47eCNqf63YwOOSXFXsCqRhCyp5K1WfLlTBA==
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

2026-09-17T10:22:44.477297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072822
observed bb794b222b2ef195ee35b23d3f60009f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:44.460112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072822/manifest.json
observed 5dbcb690e6d2200570c04ef93ab25ef1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:44.441125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072822/publication.md
observed f49f906b40fe438b0425655f45224ce0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:44.423406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072822/publication.txt
observed 10eca34c0fedcce85c74fab7d841a583...
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.