Pith Number

pith:DRLRIAQ4

pith:2011:DRLRIAQ4MYR4NRYZRXWKWNKCIE

not attested not anchored not stored refs pending

Kinematics of Gas in Lyman Alpha Nebulae

(2) University of Arizona, 3), (3) Harvard/CfA, (4) Carnegie Observatories), Ann Zabludoff (2), Daniel D. Kelson (4) ((1) MPIA, Daniel Eisenstein (2, Heidelberg, Knud Jahnke (1), Romeel Dav\'e (2), Stephen A. Shectman (4), Yujin Yang (1)

arxiv:1104.3597 v1 · 2011-04-18 · 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{DRLRIAQ4MYR4NRYZRXWKWNKCIE}

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	2026-05-18T02:02:23.203421Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c5714021c6623c6c7198decab35424121e67fa52914e9ae11640262034bfaa0

Aliases

arxiv: 1104.3597 · arxiv_version: 1104.3597v1 · doi: 10.48550/arxiv.1104.3597 · pith_short_12: DRLRIAQ4MYR4 · pith_short_16: DRLRIAQ4MYR4NRYZ · pith_short_8: DRLRIAQ4

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/DRLRIAQ4MYR4NRYZRXWKWNKCIE \
  | 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: 1c5714021c6623c6c7198decab35424121e67fa52914e9ae11640262034bfaa0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e89273557b325576fcdaec7727f692f7c5b8956c6b47980908e14181b77e842b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-04-18T21:38:33Z",
    "title_canon_sha256": "42d3e1f433e6df69a06dff6a33ddc25a013a68e05ede7021216c0c44402c1f7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.3597",
    "kind": "arxiv",
    "version": 1
  }
}