OpenTechnical

OT-2026-000039168

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000039168) never changes.

Identity and time

Publication numberOT-2026-000039168 · never reused
Internal UUID01a0ae78-9673-7144-ac74-f1b59bf626fa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039168
StatusPUBLIC

Content hashes

Canonical textb40adace94974db68e30e6ba5acb969323d943be036281c083b90c74169e92a9
Markdown5acdbbeac69019a07d7c5b45dc02bff10b74b1bb09eb5f6915e638f18e485d9c
PDF
Publication page761983ba228667ef278a0fa2ce99a192b15733e7b62a731d8f0a8121f78439e1
Manifest99fb88f8754a07990066590b6738a33664ba63aa3413732b28ec4113781f4b59

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
SignaturejIpfwzjvirxqU+Mwx6iLOaa7pXGqIlW8LO7cpQmVcdQjrwGjpoRdCg/kw7IxunBz9aW7k3EiSjaX8DVn5jnLCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:20:41.176187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039168
observed 761983ba228667ef278a0fa2ce99a192...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:41.157370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039168/manifest.json
observed 99fb88f8754a07990066590b6738a336...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:41.140983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039168/publication.md
observed 5acdbbeac69019a07d7c5b45dc02bff1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:41.124911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039168/publication.txt
observed b40adace94974db68e30e6ba5acb9693...
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.