Pith Number

pith:AR43ZE2C

pith:2006:AR43ZE2CRA2FJEL7P3DCZECXPA

not attested not anchored not stored refs pending

Fluctuations of the intergalactic UV background towards two lines of sight

C. Fechner, D. Reimers

arxiv:astro-ph/0610366 v1 · 2006-10-12 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AR43ZE2CRA2FJEL7P3DCZECXPA}

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	2026-07-04T16:59:31.536807Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0479bc9342883454917f7ec62c9057780160271a866fe42210a26eba82ee3eae

Aliases

arxiv: astro-ph/0610366 · arxiv_version: astro-ph/0610366v1 · doi: 10.48550/arxiv.astro-ph/0610366 · pith_short_12: AR43ZE2CRA2F · pith_short_16: AR43ZE2CRA2FJEL7 · pith_short_8: AR43ZE2C

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/AR43ZE2CRA2FJEL7P3DCZECXPA \
  | 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: 0479bc9342883454917f7ec62c9057780160271a866fe42210a26eba82ee3eae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36634fd21ff433fdaed54ca8d2aa220f254211122990cffa34c6652c9298d574",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-10-12T15:57:21Z",
    "title_canon_sha256": "be60db7a370bbf9e8e579c01e66d43bda8b5956a00eb963a76b20a8679e2590d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0610366",
    "kind": "arxiv",
    "version": 1
  }
}