OpenTechnical

OT-2026-000055061

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000055061) never changes.

Identity and time

Publication numberOT-2026-000055061 · never reused
Internal UUID01a0ae86-5e81-7ed3-b240-cd7ac7e92d72 · 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-2026-000055061
StatusPUBLIC

Content hashes

Canonical text6e943812db29ad833c1cfe17696302e719f36f1a60fc83e6e973bee01dfbb3be
Markdown64244592c479d6049e4a406883c6b5c2452629f48c9e1ac83bdffffcb5ff3b72
PDF
Publication page84df0022943fc4cdf938f584a4a436555292be8105dc745a91a21cc937b6db8e
Manifest561cf021b2f863423459654f8b3bd39687dd0920fb1a31bf1cb16d012477fcb0

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
SignatureUN4uhqi/FqqWQ/1DKNfmeB+LakZSs6Tmk1hoEVXWnv0zBvoOVRKejVpwgFEdzTnqLqz7LmlxhZXFkiyn63LABg==
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

2026-09-17T10:53:12.698693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055061
observed 84df0022943fc4cdf938f584a4a43655...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:12.679192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055061/manifest.json
observed 561cf021b2f863423459654f8b3bd396...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:12.659324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055061/publication.md
observed 64244592c479d6049e4a406883c6b5c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:12.640630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055061/publication.txt
observed 6e943812db29ad833c1cfe17696302e7...
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.