Pith Number

pith:XKRSQAAW

pith:2014:XKRSQAAW4YUZLSKWLTEDHY42VE

not attested not anchored not stored refs pending

Searching for Dust around Hyper Metal-Poor Stars

Austin), David L. Lambert (McDonald Observatory, Else Starkenburg (University of Victoria), Kim A. Venn (University of Victoria), Mike Divell (University of Victoria), PUC), Stephanie Cote (NRC Herzberg Institute of Astrophysics), Thomas H. Puzia (Institute of Astrophysics, University of Texas

arxiv:1407.1449 v1 · 2014-07-06 · astro-ph.SR · 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{XKRSQAAW4YUZLSKWLTEDHY42VE}

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	2026-05-18T01:42:41.644143Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

baa3280016e62995c9565cc833e39aa9101c2977f0b798e0e8db48305ab5d187

Aliases

arxiv: 1407.1449 · arxiv_version: 1407.1449v1 · doi: 10.48550/arxiv.1407.1449 · pith_short_12: XKRSQAAW4YUZ · pith_short_16: XKRSQAAW4YUZLSKW · pith_short_8: XKRSQAAW

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/XKRSQAAW4YUZLSKWLTEDHY42VE \
  | 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: baa3280016e62995c9565cc833e39aa9101c2977f0b798e0e8db48305ab5d187

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af85b719ab3328d91cfffac68d35199b5deb2dcf3f63354d63c515fa38b7ec7d",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-07-06T01:10:02Z",
    "title_canon_sha256": "a8d663c3d8f37e400e6b76eaf71bfb0a98d60f59128766a58c4f23a0335d6bf8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.1449",
    "kind": "arxiv",
    "version": 1
  }
}