Pith Number

pith:72YMDP2T

pith:2009:72YMDP2TBOJ6SRNVLZO4GEAM7E

not attested not anchored not stored refs pending

Detecting Lyman Alpha Emitters in the Sub-millimeter

Andrea Ferrara, Hiroyuki Hirashita, Pratika Dayal

arxiv:0908.1571 v3 · 2009-08-11 · 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{72YMDP2TBOJ6SRNVLZO4GEAM7E}

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	2026-05-18T02:12:35.444809Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

feb0c1bf530b93e945b55e5dc3100cf932733ef267916fc2b015bc54a484085a

Aliases

arxiv: 0908.1571 · arxiv_version: 0908.1571v3 · doi: 10.48550/arxiv.0908.1571 · pith_short_12: 72YMDP2TBOJ6 · pith_short_16: 72YMDP2TBOJ6SRNV · pith_short_8: 72YMDP2T

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/72YMDP2TBOJ6SRNVLZO4GEAM7E \
  | 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: feb0c1bf530b93e945b55e5dc3100cf932733ef267916fc2b015bc54a484085a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be73e7c4ea2047010c461627dec8f6e2dab58af53e20c0599f382610a791872f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-08-11T20:02:31Z",
    "title_canon_sha256": "348292a554f371e82db20814fcdf577916330d7c81a23fc9b28e079ab1259cba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.1571",
    "kind": "arxiv",
    "version": 3
  }
}