Pith Number

pith:AHX5EGMS

pith:2019:AHX5EGMSBJLB755A4ZNCDHMQML

not attested not anchored not stored refs pending

Chandra observations of the Abell S0295 cluster

Aurelia Pascut, John P. Hughes

arxiv:1902.06791 v1 · 2019-02-18 · astro-ph.CO · 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{AHX5EGMSBJLB755A4ZNCDHMQML}

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	2026-05-17T23:49:38.944604Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01efd219920a561ff7a0e65a219d9062fe220b48e01365409b0703d08a4407e3

Aliases

arxiv: 1902.06791 · arxiv_version: 1902.06791v1 · doi: 10.48550/arxiv.1902.06791 · pith_short_12: AHX5EGMSBJLB · pith_short_16: AHX5EGMSBJLB755A · pith_short_8: AHX5EGMS

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/AHX5EGMSBJLB755A4ZNCDHMQML \
  | 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: 01efd219920a561ff7a0e65a219d9062fe220b48e01365409b0703d08a4407e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "baf41370dfeec14efc8e2ca00e2f90934c45dcf768dd8dcf4ed6709a01805ff0",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-02-18T20:39:59Z",
    "title_canon_sha256": "7ac65450cdd40d7c822e8b3f8b33c5d06a9b7ee278295c332fdfa863b58c3787"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.06791",
    "kind": "arxiv",
    "version": 1
  }
}