Pith Number

pith:AUC5AYWA

pith:2015:AUC5AYWA7QRHQ4WVM3ILARDOEN

not attested not anchored not stored refs pending

Magellan LDSS3 emission confirmation of galaxies hosting metal-rich Lyman-alpha absorption systems

(2) University of Chicago, 3), (3) Enrico Fermi Institute, (4) Princeton University, (5) University of South Carolina, (6) University of Wisonsin Madison, (7) OAMP), Britt Lundgren (6), Celine Peroux (7) ((1) Sterrewacht Leiden, David V. Bowen (4), Donald G. York (2, Lorrie A. Straka (1), Michael Florian (2), Sean D. Johnson (2), Varsha P. Kulkarni (5)

arxiv:1507.08047 v2 · 2015-07-29 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AUC5AYWA7QRHQ4WVM3ILARDOEN}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:18:43.965834Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0505d062c0fc227872d566d0b0446e234235f45ad077123b0f9e27e790ea4034

Aliases

arxiv: 1507.08047 · arxiv_version: 1507.08047v2 · doi: 10.48550/arxiv.1507.08047 · pith_short_12: AUC5AYWA7QRH · pith_short_16: AUC5AYWA7QRHQ4WV · pith_short_8: AUC5AYWA

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/AUC5AYWA7QRHQ4WVM3ILARDOEN \
  | 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: 0505d062c0fc227872d566d0b0446e234235f45ad077123b0f9e27e790ea4034

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "79541b8f6eb34e5d1bc302a61904ec965283f86c6b8d6d726685d10fbe4debdc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-07-29T08:14:40Z",
    "title_canon_sha256": "ce71873c0b779c4128250d716204a53d5f85a73c01baae5b7611acfcb3ff1b04"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.08047",
    "kind": "arxiv",
    "version": 2
  }
}