Pith Number

pith:EJKTV76K

pith:2013:EJKTV76KWBFF74B25OD2CFDSRC

not attested not anchored not stored refs pending

A glance at the host galaxy of high-redshift quasars using strong damped Lyman-alpha systems as coronagraphs

Adam D. Myers, Audrey Simmons, Daniel Oravetz, Dmitry Bizyaev, Donald P. Schneider, Elena Malanushenko, Garrett Ebelke, Hayley Finley, Howard Brewington, Isabelle P\^aris, Jonathan Brinkmann, Kaike Pan, Nicholas P. Ross, Pasquier Noterdaeme, Patrick Petitjean, Stephanie Snedden, Viktor Malanushenko

arxiv:1308.2685 v1 · 2013-08-12 · astro-ph.GA · 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{EJKTV76KWBFF74B25OD2CFDSRC}

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	2026-05-18T01:48:16.144426Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

22553affcab04a5ff03aeb87a1147288b76ea52c3ecac5df3d6d500021e6daf4

Aliases

arxiv: 1308.2685 · arxiv_version: 1308.2685v1 · doi: 10.48550/arxiv.1308.2685 · pith_short_12: EJKTV76KWBFF · pith_short_16: EJKTV76KWBFF74B2 · pith_short_8: EJKTV76K

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/EJKTV76KWBFF74B25OD2CFDSRC \
  | 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: 22553affcab04a5ff03aeb87a1147288b76ea52c3ecac5df3d6d500021e6daf4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "140cce7d00d39859815c8ea437289cc4f4a98d82d8a5acfa3974f1d2815e4e09",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-08-12T20:06:59Z",
    "title_canon_sha256": "43da0c37c6ca242bbf486e7dd1510d460ed3ddb280e779b63750a8c82d2a1042"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.2685",
    "kind": "arxiv",
    "version": 1
  }
}