Pith Number

pith:WTDYTFZF

pith:2014:WTDYTFZF4YOQWVMSQKR3WF7JNO

not attested not anchored not stored refs pending

Detailed Abundance Analysis of the Brightest Star in Segue 2, the Least Massive Galaxy

Evan N. Kirby (UC Irvine), Ian U. Roederer (Michigan)

arxiv:1403.2733 v1 · 2014-03-11 · astro-ph.GA · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WTDYTFZF4YOQWVMSQKR3WF7JNO}

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	2026-05-18T02:54:20.841809Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4c7899725e61d0b559282a3bb17e96b83b13f4d1c7133c446eeae99085a8e75

Aliases

arxiv: 1403.2733 · arxiv_version: 1403.2733v1 · doi: 10.48550/arxiv.1403.2733 · pith_short_12: WTDYTFZF4YOQ · pith_short_16: WTDYTFZF4YOQWVMS · pith_short_8: WTDYTFZF

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/WTDYTFZF4YOQWVMSQKR3WF7JNO \
  | 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: b4c7899725e61d0b559282a3bb17e96b83b13f4d1c7133c446eeae99085a8e75

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce6792e48c745b0e2bbc99e1497b492624e09b5a759f47d35097a93fcf3fbfe4",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-03-11T20:06:03Z",
    "title_canon_sha256": "95c6fc2c6209c5c509473072dd7687380b41cf23fa52f4ba96672f62a6ffe101"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.2733",
    "kind": "arxiv",
    "version": 1
  }
}