Pith Number

pith:DEM5F57A

pith:2006:DEM5F57AHT5YHBPGWFV2VBFPCH

not attested not anchored not stored refs pending

Galaxy morphology and evolution from SWAN Adaptive Optics imaging

A. J. Baker, F. Mannucci, G. Cresci, M. D. Lehnert, R. I. Davies, T. Totani, Y. Minowa

arxiv:astro-ph/0607221 v2 · 2006-07-11 · 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{DEM5F57AHT5YHBPGWFV2VBFPCH}

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	2026-07-04T16:59:06.147932Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1919d2f7e03cfb8385e6b16baa84af11cd6a2ff49df5cc9de2fd14eb1aadf0f7

Aliases

arxiv: astro-ph/0607221 · arxiv_version: astro-ph/0607221v2 · doi: 10.48550/arxiv.astro-ph/0607221 · pith_short_12: DEM5F57AHT5Y · pith_short_16: DEM5F57AHT5YHBPG · pith_short_8: DEM5F57A

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/DEM5F57AHT5YHBPGWFV2VBFPCH \
  | 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: 1919d2f7e03cfb8385e6b16baa84af11cd6a2ff49df5cc9de2fd14eb1aadf0f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77d4ac68494ce9eb657cb30bab310b0bac8455bb9a282a8989f09d4ba7a3711b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-07-11T09:19:44Z",
    "title_canon_sha256": "9680f663f00060e19b751b99005592fb27a8897b53dc0ab198b3a49c1f543a11"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0607221",
    "kind": "arxiv",
    "version": 2
  }
}