Pith Number

pith:L2I7YWCI

pith:2014:L2I7YWCIRHLL6QEL7VJ2G23VI3

not attested not anchored not stored refs pending

A Glimpse at Quasar Host Galaxy Far-UV Emission, Using DLAs as Natural Coronagraphs

Anze Slosar, Bill Carithers, Donald P. Schneider, Fuyan Bian, Hayley Finley, Ian McGreer, Isabelle Paris, Jian Ge, Jordi Miralda Escude, Nadia L. Zakamska, Pasquier Noterdaeme, Patrick Petitjean, Ran Wang, Xiaohui Fan, Zheng Cai

arxiv:1408.0829 v1 · 2014-08-04 · 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{L2I7YWCIRHLL6QEL7VJ2G23VI3}

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	2026-05-18T01:42:23.870116Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e91fc584889d6bf408bfd53a36b7546d2d329cffdeb5bd50525d44848f36ad1

Aliases

arxiv: 1408.0829 · arxiv_version: 1408.0829v1 · doi: 10.48550/arxiv.1408.0829 · pith_short_12: L2I7YWCIRHLL · pith_short_16: L2I7YWCIRHLL6QEL · pith_short_8: L2I7YWCI

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/L2I7YWCIRHLL6QEL7VJ2G23VI3 \
  | 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: 5e91fc584889d6bf408bfd53a36b7546d2d329cffdeb5bd50525d44848f36ad1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e08636bfff71d909e0598d352203a885b33698bb1407ca8b3104e4110f2302a1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-08-04T22:02:06Z",
    "title_canon_sha256": "67a20f6e4362fd940c4973abb92d6fa06b228e4065bffcbac47ac067ae1c9f65"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.0829",
    "kind": "arxiv",
    "version": 1
  }
}