Pith Number

pith:NFLYHR77

pith:2005:NFLYHR777GB2BQN3GMCSZAX3JX

not attested not anchored not stored refs pending

The first detection of [OIII] emission from high-redshift damped Lyman-alpha galaxies

(2) ESO Garching, (3) STScI, (4) University of Aarhus, (5) AAO), J. U. Fynbo (4), P. Moller (2), S. J. Warren (1), S. J. Weatherley (1), S. M. Croom (5) ((1) Imperial College London, S. M. Fall (3)

arxiv:astro-ph/0501422 v1 · 2005-01-19 · astro-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{NFLYHR777GB2BQN3GMCSZAX3JX}

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	2026-05-18T04:27:04.332847Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

695783c7fff983a0c1bb33052c82fb4dcc22cde378d84006dec8edea6b69f720

Aliases

arxiv: astro-ph/0501422 · arxiv_version: astro-ph/0501422v1 · doi: 10.48550/arxiv.astro-ph/0501422 · pith_short_12: NFLYHR777GB2 · pith_short_16: NFLYHR777GB2BQN3 · pith_short_8: NFLYHR77

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/NFLYHR777GB2BQN3GMCSZAX3JX \
  | 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: 695783c7fff983a0c1bb33052c82fb4dcc22cde378d84006dec8edea6b69f720

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec0be84bfd7c1defca083f8bae36fc0e713eb69c7f9c3922e4d4d5b82941a70f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-01-19T21:00:45Z",
    "title_canon_sha256": "9e26472718db88972d133f903a742b34f4a60676b9ab67d752b1ec61a97c19d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0501422",
    "kind": "arxiv",
    "version": 1
  }
}