Pith Number

pith:QDMFVUYG

pith:2007:QDMFVUYGWZZG727GFMCLX6633X

not attested not anchored not stored refs pending

Suzaku Observation of the RCW86 Northeastern Shell

Akiko Kawachi, Aya Bamba, Hiroshi Nakajima, Hiroya Yamaguchi, Jacco Vink, Katsuji Koyama, Ryo Yamazaki

arxiv:0709.3151 v2 · 2007-09-20 · astro-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QDMFVUYGWZZG727GFMCLX6633X}

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	2026-05-18T00:52:42.557367Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80d85ad306b6726febe62b04bbfbdbddd6a71834c71c9f5b27d6ae1cbb306e6f

Aliases

arxiv: 0709.3151 · arxiv_version: 0709.3151v2 · doi: 10.48550/arxiv.0709.3151 · pith_short_12: QDMFVUYGWZZG · pith_short_16: QDMFVUYGWZZG727G · pith_short_8: QDMFVUYG

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/QDMFVUYGWZZG727GFMCLX6633X \
  | 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: 80d85ad306b6726febe62b04bbfbdbddd6a71834c71c9f5b27d6ae1cbb306e6f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f36b3c7aded51e6cf120d28e3f746cb49f722f88f192ff7d1acc99a46728ca7f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-09-20T08:06:09Z",
    "title_canon_sha256": "1893393996136bc29a11e1eb80d528630a20f28050a7f35fca9e067e8266f838"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0709.3151",
    "kind": "arxiv",
    "version": 2
  }
}