Pith Number

pith:VHEGCQZU

pith:2017:VHEGCQZU7QDQ5NOU4REUL4YBBU

not attested not anchored not stored refs pending

Alternative Explanations of the Cosmic Microwave Background: A Historical and an Epistemological Perspective

Milan M. Cirkovic, Slobodan Perovic

arxiv:1705.07721 v1 · 2017-05-08 · physics.hist-ph · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VHEGCQZU7QDQ5NOU4REUL4YBBU}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:43:49.602681Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9c8614334fc070eb5d4e44945f3010d1dd115807efa86e31571391efd3462bf

Aliases

arxiv: 1705.07721 · arxiv_version: 1705.07721v1 · doi: 10.48550/arxiv.1705.07721 · pith_short_12: VHEGCQZU7QDQ · pith_short_16: VHEGCQZU7QDQ5NOU · pith_short_8: VHEGCQZU

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/VHEGCQZU7QDQ5NOU4REUL4YBBU \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: a9c8614334fc070eb5d4e44945f3010d1dd115807efa86e31571391efd3462bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2df991396f8f1b2305a906b8e52e821dd060bc9661a76eb214ca9c03b9dd5f04",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.hist-ph",
    "submitted_at": "2017-05-08T00:35:48Z",
    "title_canon_sha256": "5998ed6d4bb5350d261b5fc82af689783aac4d4c9df4e5825257a138fee1199e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.07721",
    "kind": "arxiv",
    "version": 1
  }
}