OpenTechnical

OT-2026-000058821

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, vented before set-down

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-2026-000058821) never changes.

Identity and time

Publication numberOT-2026-000058821 · never reused
Internal UUID01a0ae89-479d-759d-80cb-3b054d05defd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058821
StatusPUBLIC

Content hashes

Canonical textfbf69b90e852c0b9556b2651a14c5153ceaf60c04458f127e5017e62a7606410
Markdown9318bda43320b0c0b1f32b5e6a9c6dab871a64c1dd6186098b6e3a1020da9883
PDF
Publication pageee20ea1f24319806222f8ce85bf23cdfef1383f42e082025d10fd41d7d916882
Manifest88d24f3ae3c54251920853bfba41e2e91531e7c9f4d2ac5c02347ae7721b8262

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
Signaturet5cEDLDyBlCID6n2DZhqcVNN1dAwWyJlErzsHemUZIZovhKRad1c+dByp3FysTalAMDVFzEPcXoIneLt0kmNDg==
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...

Independent retrieval

2026-09-17T10:46:20.965226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058821
observed ee20ea1f24319806222f8ce85bf23cdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:20.946053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058821/manifest.json
observed 88d24f3ae3c54251920853bfba41e2e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:20.928440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058821/publication.md
observed 9318bda43320b0c0b1f32b5e6a9c6dab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:20.908990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058821/publication.txt
observed fbf69b90e852c0b9556b2651a14c5153...
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.