Pith Number

pith:C75PFZPI

pith:2009:C75PFZPIELDGTH7W4OK66ZLG7F

not attested not anchored not stored refs pending

Re-identification of G35.6-0.4 as a supernova remnant

D. A. Green

arxiv:0904.3657 v1 · 2009-04-23 · 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{C75PFZPIELDGTH7W4OK66ZLG7F}

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	2026-05-18T02:13:57.809604Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17faf2e5e822c6699ff6e395ef6566f96ec1b44c239c940db259a63c721bec76

Aliases

arxiv: 0904.3657 · arxiv_version: 0904.3657v1 · doi: 10.48550/arxiv.0904.3657 · pith_short_12: C75PFZPIELDG · pith_short_16: C75PFZPIELDGTH7W · pith_short_8: C75PFZPI

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/C75PFZPIELDGTH7W4OK66ZLG7F \
  | 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: 17faf2e5e822c6699ff6e395ef6566f96ec1b44c239c940db259a63c721bec76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7bafbc23ec467eb5464fb473975ca4adfa66f1113c0a46ee24f989b70db5f08c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-04-23T11:08:31Z",
    "title_canon_sha256": "484aff093e3ab7a246f38356bb4c987121b929100bc3a5d7b5fcb42e294cc6b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.3657",
    "kind": "arxiv",
    "version": 1
  }
}