Pith Number

pith:A2EUPQU7

pith:2017:A2EUPQU7W4NZAW6IUAXBBLUDXV

not attested not anchored not stored refs pending

VLT observations of the magnetar CXO J164710.2-455216 and the detection of a candidate infrared counterpart

G.L. Israel, N. Rea, R.P. Mignani, V. Testa, W. Hummel

arxiv:1708.02233 v2 · 2017-08-04 · astro-ph.HE · 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{A2EUPQU7W4NZAW6IUAXBBLUDXV}

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	2026-05-18T00:33:48.861674Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

068947c29fb71b905bc8a02e10ae83bd63975a1e9448c65498380b2a111f1678

Aliases

arxiv: 1708.02233 · arxiv_version: 1708.02233v2 · doi: 10.48550/arxiv.1708.02233 · pith_short_12: A2EUPQU7W4NZ · pith_short_16: A2EUPQU7W4NZAW6I · pith_short_8: A2EUPQU7

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/A2EUPQU7W4NZAW6IUAXBBLUDXV \
  | 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: 068947c29fb71b905bc8a02e10ae83bd63975a1e9448c65498380b2a111f1678

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e2d2a35bdebbce5f4c092ec537ae571b14ab50454340602dc3bae8bf5d9b5a9",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-08-04T14:39:21Z",
    "title_canon_sha256": "efe7ea23b926fce14bc7fbf1582bcaa10248d9c12782585ecd7468dfbeab2294"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.02233",
    "kind": "arxiv",
    "version": 2
  }
}