Pith Number

pith:F77KSRKR

pith:2014:F77KSRKR7NZNHA6B5ECC5ZUZFT

not attested not anchored not stored refs pending

Lyman Alpha and MgII as Probes of Galaxies and their Environments

Glenn G. Kacprzak, Luke A. Barnes, Thibault Garel

arxiv:1409.6320 v1 · 2014-09-22 · 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{F77KSRKR7NZNHA6B5ECC5ZUZFT}

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	2026-05-18T01:41:58.972900Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ffea94551fb72d383c1e9042ee6992ccf5b132bca8f09c9524444937c6e0981

Aliases

arxiv: 1409.6320 · arxiv_version: 1409.6320v1 · doi: 10.48550/arxiv.1409.6320 · pith_short_12: F77KSRKR7NZN · pith_short_16: F77KSRKR7NZNHA6B · pith_short_8: F77KSRKR

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/F77KSRKR7NZNHA6B5ECC5ZUZFT \
  | 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: 2ffea94551fb72d383c1e9042ee6992ccf5b132bca8f09c9524444937c6e0981

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47accd7bf740ea3dc0ad2dccbed36f33e7b2bf7764c60b5c51fae54291111356",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-09-22T20:00:21Z",
    "title_canon_sha256": "6a56465e8e1721fff5d808da0b97521e87b1ffa31d7d8b1c9fc5bc161d250b1e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.6320",
    "kind": "arxiv",
    "version": 1
  }
}