Pith Number

pith:QCDTCFZF

pith:2014:QCDTCFZFSQYGZQSFK7W6KRXHWD

not attested not anchored not stored refs pending

X-ray Spectroscopy of the Mixed Morphology Supernova Remnant W28 with XMM-Newton

(2) Aoyama Gakuin U., (3) ISAS/JAXA, (4) NAOJ, (5) KEK, 6), (6) Sokendai, (7) IAAT, (8) Landesternwarte), Aya Bamba (2), Gerd P\" uhlhofer{7}, Kazunori Kohri (5, Ken'ichi Tatematsu (4), Makoto Sawada{2} ((1) Tsukuba Space Center/JAXA, Manabu Ishida (3), Ryoko Nakamura (1), Ryo Yamazaki (2), Stefan J. Wagner{8}

arxiv:1402.0603 v1 · 2014-02-04 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QCDTCFZFSQYGZQSFK7W6KRXHWD}

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	2026-05-18T01:44:48.218459Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

808731172594306cc24557ede546e7b0c5205fe0dc9dfa7b456b219f7b1ab746

Aliases

arxiv: 1402.0603 · arxiv_version: 1402.0603v1 · doi: 10.48550/arxiv.1402.0603 · pith_short_12: QCDTCFZFSQYG · pith_short_16: QCDTCFZFSQYGZQSF · pith_short_8: QCDTCFZF

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/QCDTCFZFSQYGZQSFK7W6KRXHWD \
  | 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: 808731172594306cc24557ede546e7b0c5205fe0dc9dfa7b456b219f7b1ab746

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65fb322fdb1b7f799c71a89e5ddff00a34d3f7fadc87874712dba7170fd8f876",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-02-04T03:24:11Z",
    "title_canon_sha256": "877fa165bbfce5b060beed5f08f02769b2219dc5a49a23880d6b23265affe35a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.0603",
    "kind": "arxiv",
    "version": 1
  }
}