Pith Number

pith:Q7DIAG3K

pith:2008:Q7DIAG3K3R66QEUC5I5BMQLD7A

not attested not anchored not stored refs pending

Metallicities and Physical Conditions in Star-forming Galaxies at z~1.0-1.5

Alice E. Shapley, Alison L. Coil, Chung-Pei Ma, Jarle Brinchmann, Xin Liu

arxiv:0801.1670 v2 · 2008-01-10 · 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{Q7DIAG3K3R66QEUC5I5BMQLD7A}

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.

Cited by

1 paper in Pith

MEGA and SMILES Find Fewer Dusty Galaxies than Expected at Cosmic Noon

Receipt and verification

First computed	2026-07-04T17:08:24.893310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87c6801b6adc7de81282ea3a164163f83c0ed5944635e6ae046593df6dc519fb

Aliases

arxiv: 0801.1670 · arxiv_version: 0801.1670v2 · doi: 10.48550/arxiv.0801.1670 · pith_short_12: Q7DIAG3K3R66 · pith_short_16: Q7DIAG3K3R66QEUC · pith_short_8: Q7DIAG3K

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/Q7DIAG3K3R66QEUC5I5BMQLD7A \
  | 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: 87c6801b6adc7de81282ea3a164163f83c0ed5944635e6ae046593df6dc519fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "932e336e0bc333ff4500ee784e50730c5102f4a94fef254670209f9030805f22",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-01-10T21:00:25Z",
    "title_canon_sha256": "171a99d197fa3678e99bc4cf1f6e5f93caadd042eb39988f6802d37a174b6508"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0801.1670",
    "kind": "arxiv",
    "version": 2
  }
}