Pith Number

pith:EVRTCKLG

pith:2013:EVRTCKLGN47Q4YTTBB2JQ27EF4

not attested not anchored not stored refs pending

XMM-Newton observations of the Galactic Centre Region - II: The soft thermal emission

R. S. Warwick, V. Heard

arxiv:1306.4186 v1 · 2013-06-18 · astro-ph.HE · 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{EVRTCKLGN47Q4YTTBB2JQ27EF4}

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	2026-05-18T01:49:15.618278Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25633129666f3f0e62730874986be42f127c60712be2e149b5e07fd4ddceb662

Aliases

arxiv: 1306.4186 · arxiv_version: 1306.4186v1 · doi: 10.48550/arxiv.1306.4186 · pith_short_12: EVRTCKLGN47Q · pith_short_16: EVRTCKLGN47Q4YTT · pith_short_8: EVRTCKLG

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/EVRTCKLGN47Q4YTTBB2JQ27EF4 \
  | 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: 25633129666f3f0e62730874986be42f127c60712be2e149b5e07fd4ddceb662

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24b230c70a31567b84b25a086d33024b12d6153e15246b5138cfe431df0c3e89",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-06-18T13:24:53Z",
    "title_canon_sha256": "2059f72ff422f9887cb3613540d24bd893c0c40d27224bcbc08529d770348d2d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.4186",
    "kind": "arxiv",
    "version": 1
  }
}