OpenTechnical

OT-2026-000008718

Publication integrity record

Single cup vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000008718) never changes.

Identity and time

Publication numberOT-2026-000008718 · never reused
Internal UUID01a0ae6a-e46c-76de-9d0c-b8867868c38b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008718
StatusPUBLIC

Content hashes

Canonical textb05695cd0ecedeff48169f6f657b2b2e49afc8d719ba88cc68a3c083766de190
Markdown9e2b463528cab34fd4fd419f6cd36369ffc393f2c53542846b85ad6e56b3658b
PDF
Publication page45879c315bb44cfc272138bb4e55604be6fbfc966f892fa424b7c3fa30d1040a
Manifest78e0544aef62ff6ca7ea9748bac052fb7edbadbe8c64a50c0b9ea0a7509897e3

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
Signatureo/VRB673enWwvBZUY2v6Fmr35ZPNXslBjghb61Iwu7jPZRM9/qkBGX4fC46ccAmf5akJOa5oHI+17DKuKHg3BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:47.853243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008718
observed 45879c315bb44cfc272138bb4e55604b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:47.832480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008718/manifest.json
observed 78e0544aef62ff6ca7ea9748bac052fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:47.814124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008718/publication.md
observed 9e2b463528cab34fd4fd419f6cd36369...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:47.792821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008718/publication.txt
observed b05695cd0ecedeff48169f6f657b2b2e...
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.