Pith Number

pith:CM4SWQAT

pith:2017:CM4SWQAT6YENNPBUUNZVIZQCPY

not attested not anchored not stored refs pending

Exploring the astrophysics of dark atoms

Akshay Ghalsasi, Matthew McQuinn

arxiv:1712.04779 v2 · 2017-12-13 · astro-ph.GA · hep-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{CM4SWQAT6YENNPBUUNZVIZQCPY}

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	2026-05-18T00:11:39.561697Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13392b4013f608d6bc34a3735466027e1417009017a162a34742def63ebf97f9

Aliases

arxiv: 1712.04779 · arxiv_version: 1712.04779v2 · doi: 10.48550/arxiv.1712.04779 · pith_short_12: CM4SWQAT6YEN · pith_short_16: CM4SWQAT6YENNPBU · pith_short_8: CM4SWQAT

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/CM4SWQAT6YENNPBUUNZVIZQCPY \
  | 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: 13392b4013f608d6bc34a3735466027e1417009017a162a34742def63ebf97f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ae3ff1cf5a942d50c9f5c62a11ea9e3c5ab025aa9028078662866d0cf2f49d1",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-12-13T14:13:30Z",
    "title_canon_sha256": "b81b1e77d780b854443df6e9b3097dd4223ee8e066e13117c1381fbc4b51f4fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.04779",
    "kind": "arxiv",
    "version": 2
  }
}