Pith Number

pith:AA2O2D5N

pith:2006:AA2O2D5NWGGYNQBYD7SPTBFVLF

not attested not anchored not stored refs pending

Discovery of Extensive Optical Emission Associated with the X-ray Bright, Radio Faint Galactic SNR G156.2+5.7

(2) Dartmouth College), Christopher L. Gerardy (1), Robert A. Fesen (2) ((1) Imperial College London

arxiv:astro-ph/0608522 v1 · 2006-08-24 · 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{AA2O2D5NWGGYNQBYD7SPTBFVLF}

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	2026-07-04T15:16:51.610927Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0034ed0fadb18d86c0381fe4f984b55941ad5fbeaff5caa4ec009e10a0f06591

Aliases

arxiv: astro-ph/0608522 · arxiv_version: astro-ph/0608522v1 · doi: 10.48550/arxiv.astro-ph/0608522 · pith_short_12: AA2O2D5NWGGY · pith_short_16: AA2O2D5NWGGYNQBY · pith_short_8: AA2O2D5N

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/AA2O2D5NWGGYNQBYD7SPTBFVLF \
  | 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: 0034ed0fadb18d86c0381fe4f984b55941ad5fbeaff5caa4ec009e10a0f06591

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c8aae88edad31920a49f24d3f7ce46787f901e9996865a034bd40b2a028fe8b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-08-24T15:21:28Z",
    "title_canon_sha256": "1816c2de0979274e5753cf2e34d3af9d73fce70d7f6e56a2fdae177516e9c59e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0608522",
    "kind": "arxiv",
    "version": 1
  }
}