OpenTechnical

OT-2026-000055038

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single 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-2026-000055038) never changes.

Identity and time

Publication numberOT-2026-000055038 · never reused
Internal UUID01a0ae86-5e81-7109-9cb8-7332b0c01be1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055038
StatusPUBLIC

Content hashes

Canonical textbc7481dc6c15e3dad4b4c20281a917f3c0dbc9501817c539f4b24d7539d7e646
Markdownebffff53afe9e98039e9e29253e4b2930d4a8a04531dbea33aea4a5b77acfaff
PDF
Publication pageeb38d3b4e93a9637d9ec549df2f72d3dda51b53ba646ee4779bcef54a509d550
Manifest7690c4baab161d5d6d7a0d3e7c48a8a41854b41b84149ef7482f3a8edff2b51d

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
SignatureDEzV2M5B2POEiEu8RyMVMjPQdTImldtTW2jNHs6TPszAX9Kr5QAFFoIbjTGnFI9uQtQ0dLdyV2EHlGcfuzXkCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:10.839845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055038
observed eb38d3b4e93a9637d9ec549df2f72d3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:10.821954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055038/manifest.json
observed 7690c4baab161d5d6d7a0d3e7c48a8a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:10.804413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055038/publication.md
observed ebffff53afe9e98039e9e29253e4b293...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:10.785005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055038/publication.txt
observed bc7481dc6c15e3dad4b4c20281a917f3...
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.