Pith Number

pith:2S7MLOYF

pith:2014:2S7MLOYFKBP4HGRR4IKXCKM2JH

not attested not anchored not stored refs pending

Directly imaging damped Ly-alpha galaxies at z>2. III: The star formation rates of neutral gas reservoirs at z~2.7

John M. O'Meara, J. Xavier Prochaska, Marc Rafelski, Michele Fumagalli (Durham), Nissim Kanekar

arxiv:1409.2880 v2 · 2014-09-09 · 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{2S7MLOYFKBP4HGRR4IKXCKM2JH}

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	2026-05-18T01:42:05.780295Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d4bec5bb05505fc39a31e21571299a49c2fbd41a22a12ce6a99a158d4c3075fb

Aliases

arxiv: 1409.2880 · arxiv_version: 1409.2880v2 · doi: 10.48550/arxiv.1409.2880 · pith_short_12: 2S7MLOYFKBP4 · pith_short_16: 2S7MLOYFKBP4HGRR · pith_short_8: 2S7MLOYF

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/2S7MLOYFKBP4HGRR4IKXCKM2JH \
  | 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: d4bec5bb05505fc39a31e21571299a49c2fbd41a22a12ce6a99a158d4c3075fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aec04291bd883c0e31e33feb9881270ffe7205155e9596d3fe9432e42098d925",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-09-09T20:00:23Z",
    "title_canon_sha256": "2e862f57f0f15613ecf4b79adc6cff62b77a7e62f84c227dfb6d41f8c0ec7b98"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.2880",
    "kind": "arxiv",
    "version": 2
  }
}