Pith Number

pith:F2GJ67HC

pith:2012:F2GJ67HCO7DTPPHSCKT5B7JXYV

not attested not anchored not stored refs pending

No Evidence for Lyman-alpha Emission in Spectroscopy of z > 7 Candidate Galaxies

(3) Nrao, Andrew J. Bunker (1), Charlottesville (4) University of Hertfordshire), Elizabeth R. Stanway (2), Joseph Caruana (1), Mark Lacy (3), Matt J. Jarvis (4), Samantha Hickey (4) ((1) Department of Physics, Silvio Lorenzoni (1), Stephen M. Wilkins (2), University of Oxford (2) Department of Physics, University of Warwick

arxiv:1208.5987 v1 · 2012-08-29 · 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{F2GJ67HCO7DTPPHSCKT5B7JXYV}

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	2026-05-18T01:54:50.161459Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e8c9f7ce277c737bcf212a7d0fd37c57b665d2d3bea5e15114a9345340b5bc5

Aliases

arxiv: 1208.5987 · arxiv_version: 1208.5987v1 · doi: 10.48550/arxiv.1208.5987 · pith_short_12: F2GJ67HCO7DT · pith_short_16: F2GJ67HCO7DTPPHS · pith_short_8: F2GJ67HC

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/F2GJ67HCO7DTPPHSCKT5B7JXYV \
  | 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: 2e8c9f7ce277c737bcf212a7d0fd37c57b665d2d3bea5e15114a9345340b5bc5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4a81baa2501f7044a0c37996266ec635c288e469025c979dbaacb931363d303",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-08-29T18:54:23Z",
    "title_canon_sha256": "0faa692463bc2c104abbdb85828eb26c6eea6944a606028baa06b843b609a2d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.5987",
    "kind": "arxiv",
    "version": 1
  }
}