Pith Number

pith:2GQKALFE

pith:2021:2GQKALFEEBCJ5YVK6KPMOTSU7A

not attested not anchored not stored refs pending

EROSITA study of the 47~Tucanae globular cluster

Andrea Merloni, Esra Bulbul, Jonathan Knies, Konrad Dennerl, Manami Sasaki, Michael Freyberg, Sara Saeedi, Teng Liu, Werner Becker

arxiv:2106.14535 v2 · 2021-06-28 · 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{2GQKALFEEBCJ5YVK6KPMOTSU7A}

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	2026-07-05T03:53:36.968731Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1a0a02ca420449ee2aaf29ec74e54f81063c3c5b87710ba6d712180b6a54424

Aliases

arxiv: 2106.14535 · arxiv_version: 2106.14535v2 · doi: 10.48550/arxiv.2106.14535 · pith_short_12: 2GQKALFEEBCJ · pith_short_16: 2GQKALFEEBCJ5YVK · pith_short_8: 2GQKALFE

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/2GQKALFEEBCJ5YVK6KPMOTSU7A \
  | 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: d1a0a02ca420449ee2aaf29ec74e54f81063c3c5b87710ba6d712180b6a54424

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e283d0f78963524749cbc00b271c6547a884dd10ba42839a9870557863397157",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-06-28T10:08:07Z",
    "title_canon_sha256": "8a2e2b518a8e2cafbabc7443fd7bccda947745dfc0b2b7eaad5e43b5c4e30ab1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.14535",
    "kind": "arxiv",
    "version": 2
  }
}