OpenTechnical

OT-2026-000059076

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, sustained blow-off after 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-2026-000059076) never changes.

Identity and time

Publication numberOT-2026-000059076 · never reused
Internal UUID01a0ae89-8611-7377-aa69-1b7def648e26 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059076
StatusPUBLIC

Content hashes

Canonical textfdf3ccbbf435116747c8190cfeb928390804c060c654d53d68ef1381139657db
Markdown2f947cda82a956250aa38e9c0836a971fc24d591650ec0455dd06b817190efbb
PDF
Publication pagece9f087183b601b7372ffa932956b460a4aa11ad45a80cfd2d63e9f6590b77a0
Manifestb0397e33509a8c4e6a6e13f7b140dd0ccd23ba49f43b3a3e1e2fcde2c4e23824

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
Signature1NHJqbEC8PddSxyLcNGxsDD8xF63TfACYnCKteha6/oNmRO5FTZJe0rRoGaHP0yKFRRQ5aYYpi7/DIE8mbHHDA==
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

2026-09-17T10:44:54.130858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059076
observed ce9f087183b601b7372ffa932956b460...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:54.113035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059076/manifest.json
observed b0397e33509a8c4e6a6e13f7b140dd0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:54.096360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059076/publication.md
observed 2f947cda82a956250aa38e9c0836a971...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:54.080137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059076/publication.txt
observed fdf3ccbbf435116747c8190cfeb92839...
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.