Pith Number

pith:FBURBNZ7

pith:2015:FBURBNZ754UWAHHB5BCPVMMZGF

not attested not anchored not stored refs pending

Atomic Chemistry in Turbulent Astrophysical Media II: Effect of the Redshift Zero Metagalactic Background

Evan Scannapieco, William J Gray

arxiv:1511.05158 v1 · 2015-11-16 · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FBURBNZ754UWAHHB5BCPVMMZGF}

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	2026-05-18T01:19:05.520529Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

286910b73fef29601ce1e844fab19931471e365aac8f7c56dec84d5914b1c369

Aliases

arxiv: 1511.05158 · arxiv_version: 1511.05158v1 · doi: 10.48550/arxiv.1511.05158 · pith_short_12: FBURBNZ754UW · pith_short_16: FBURBNZ754UWAHHB · pith_short_8: FBURBNZ7

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/FBURBNZ754UWAHHB5BCPVMMZGF \
  | 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: 286910b73fef29601ce1e844fab19931471e365aac8f7c56dec84d5914b1c369

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aeb9672fabdb8ce55887151136923e08dbee17885977eae7c2e9c15f9f82456c",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2015-11-16T21:00:05Z",
    "title_canon_sha256": "abab28acec7d782afc17ffe6eaa9182f1b0378e0778d7ed5c9cf8c0aa73d135d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.05158",
    "kind": "arxiv",
    "version": 1
  }
}