Pith Number

pith:2QINPESQ

pith:2015:2QINPESQL7BM5KDQTRTYUATJMG

not attested not anchored not stored refs pending

Identification of a Class of Low-Mass Asymptotic Giant Branch Stars Struggling to Become Carbon Stars in the Magellanic Clouds

Albert Zijlstra, George Sonneborn, Iain McDonald, Jacco Th. van Loon, Knut A. G. Olsen, Martha L. Boyer, Sundar Srinivasan

arxiv:1507.07003 v1 · 2015-07-24 · 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{2QINPESQL7BM5KDQTRTYUATJMG}

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	2026-05-18T01:32:28.620400Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d410d792505fc2cea8709c678a0269618ce2537388ff593c1663e0cf0eeb0d23

Aliases

arxiv: 1507.07003 · arxiv_version: 1507.07003v1 · doi: 10.48550/arxiv.1507.07003 · pith_short_12: 2QINPESQL7BM · pith_short_16: 2QINPESQL7BM5KDQ · pith_short_8: 2QINPESQ

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/2QINPESQL7BM5KDQTRTYUATJMG \
  | 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: d410d792505fc2cea8709c678a0269618ce2537388ff593c1663e0cf0eeb0d23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef457f11e31282090c572705635d1dc6a8a039ccb049b35d5c041435ab084c8b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-07-24T20:01:32Z",
    "title_canon_sha256": "4db86ef7c82467818b6674692be010a825f7f515c832f87ca7c11cc21b79590e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.07003",
    "kind": "arxiv",
    "version": 1
  }
}