OpenTechnical

OT-2026-000073174

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000073174) never changes.

Identity and time

Publication numberOT-2026-000073174 · never reused
Internal UUID01a0ae92-efb6-778a-a1e9-716043984fea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073174
StatusPUBLIC

Content hashes

Canonical textbb50dd5a8466fb08b14f045e32135f2a61008ee79b591bfa1c02003dfe57c5ed
Markdown87c3c24e1d427ec67e85761b9b45c34630265e1068f7bbc415f6bcb4a09c0a66
PDF
Publication paged9d6763ae29d3f113a284f86d481baee62b9a8114e3cf3ab841e248be8534e3c
Manifest2355fc0fd818c1e49d0a8fc963cca521ebaa4934f58af666e0ce0f60c1524498

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
SignatureRuDMV+22OhOiy+p1nNmXkyVB/zT7VBgS+lul045SL8WDWm1TIGUvrlG+0dCxuNZiQDcHdfarg0XKZf1+hWCDAQ==
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

2026-09-17T10:21:07.589836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073174
observed d9d6763ae29d3f113a284f86d481baee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:07.571795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073174/manifest.json
observed 2355fc0fd818c1e49d0a8fc963cca521...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:07.553326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073174/publication.md
observed 87c3c24e1d427ec67e85761b9b45c346...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:07.533518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073174/publication.txt
observed bb50dd5a8466fb08b14f045e32135f2a...
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.