Pith Number

pith:OHH72IIR

pith:2020:OHH72IIR7HA5FCNPSETMVXCXXG

not attested not anchored not stored refs pending

XMM-Newton study of X-ray sources in the field of Willman 1 dwarf spheroidal galaxy

Manami Sasaki, Sara Saeedi

arxiv:2009.06994 v1 · 2020-09-15 · 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{OHH72IIR7HA5FCNPSETMVXCXXG}

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	2026-07-05T01:38:40.908425Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71cffd2111f9c1d289af9126cadc57b9b7268ca08a91199ea5de7a7719bfd94b

Aliases

arxiv: 2009.06994 · arxiv_version: 2009.06994v1 · doi: 10.48550/arxiv.2009.06994 · pith_short_12: OHH72IIR7HA5 · pith_short_16: OHH72IIR7HA5FCNP · pith_short_8: OHH72IIR

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/OHH72IIR7HA5FCNPSETMVXCXXG \
  | 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: 71cffd2111f9c1d289af9126cadc57b9b7268ca08a91199ea5de7a7719bfd94b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aecb8b78e8e56f98251c3a669aac89425eedc3739538f7953592a1d2d23c6dfb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-09-15T11:45:19Z",
    "title_canon_sha256": "809717c023bd3161497f387b2768878095e89bc3bd68682b038faebf4b86d18d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.06994",
    "kind": "arxiv",
    "version": 1
  }
}