Pith Number

pith:GO7G6IDE

pith:2018:GO7G6IDEJMIOKNNVCQPQUGTTQW

not attested not anchored not stored refs pending

An Investigation of the Interstellar Environment of Supernova Remnant CTB 87

Bing-Qiu Chen, Ping Zhou, Qian-Cheng Liu, Xiao-Tao Wang, Yang Chen, Yang Su

arxiv:1804.09978 v2 · 2018-04-26 · astro-ph.HE · 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{GO7G6IDEJMIOKNNVCQPQUGTTQW}

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	2026-05-18T00:13:25.963849Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

33be6f20644b10e535b5141f0a1a7385bda3f23602b4de046f217d3be46b1314

Aliases

arxiv: 1804.09978 · arxiv_version: 1804.09978v2 · doi: 10.48550/arxiv.1804.09978 · pith_short_12: GO7G6IDEJMIO · pith_short_16: GO7G6IDEJMIOKNNV · pith_short_8: GO7G6IDE

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/GO7G6IDEJMIOKNNVCQPQUGTTQW \
  | 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: 33be6f20644b10e535b5141f0a1a7385bda3f23602b4de046f217d3be46b1314

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ab0908c44d4ce603d3b637818765e3be41fb69abcc4d58fd70ce255c698bc14",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-04-26T10:28:15Z",
    "title_canon_sha256": "9908af12e47825f5b4a5c9c2c057b9b22cee593833353274234b2586b407eca9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.09978",
    "kind": "arxiv",
    "version": 2
  }
}