Pith Number

pith:PWFA2S63

pith:2017:PWFA2S63MMDYYC3BL276DG4JYL

not attested not anchored not stored refs pending

The peculiar filamentary HI structure of NGC 6145

Cheng Li, Enci Wang, Fulai Guo, Guobin Mou, Jing Wang, Lin Lin, Ting Xiao, Xu Kong

arxiv:1707.00543 v1 · 2017-07-03 · astro-ph.GA · 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{PWFA2S63MMDYYC3BL276DG4JYL}

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	2026-05-18T00:38:50.274736Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d8a0d4bdb63078c0b615ebfe19b89c2c7966ca4f3541737ac1076eaafdc35d9

Aliases

arxiv: 1707.00543 · arxiv_version: 1707.00543v1 · doi: 10.48550/arxiv.1707.00543 · pith_short_12: PWFA2S63MMDY · pith_short_16: PWFA2S63MMDYYC3B · pith_short_8: PWFA2S63

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/PWFA2S63MMDYYC3BL276DG4JYL \
  | 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: 7d8a0d4bdb63078c0b615ebfe19b89c2c7966ca4f3541737ac1076eaafdc35d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4b980c4119f5dc7e11e0a74b91fbea92e9321450671860907d2bcc6b664ed33",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-07-03T13:36:52Z",
    "title_canon_sha256": "9344f9447efca32cb3ec8d7c4f09ab237bf8c4d043d6f746619e912682c78ad2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.00543",
    "kind": "arxiv",
    "version": 1
  }
}