Pith Number

pith:OGSBOF6D

pith:2010:OGSBOF6D3DKNKSDDC3CHVELE3Z

not attested not anchored not stored refs pending

Deep HST/ACS Photometry of the M81 Halo

(2) University of Florida, (3) University of Toledo), Ata Sarajedini (2), Patrick R. Durrell (1), Rupali Chandar (3) ((1) Youngstown State University

arxiv:1006.2036 v1 · 2010-06-10 · astro-ph.CO · 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{OGSBOF6D3DKNKSDDC3CHVELE3Z}

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	2026-05-18T02:06:55.138388Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71a41717c3d8d4d5486316c47a9164de4981238df72711b2cd5e0cca40aa3bb8

Aliases

arxiv: 1006.2036 · arxiv_version: 1006.2036v1 · doi: 10.48550/arxiv.1006.2036 · pith_short_12: OGSBOF6D3DKN · pith_short_16: OGSBOF6D3DKNKSDD · pith_short_8: OGSBOF6D

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/OGSBOF6D3DKNKSDDC3CHVELE3Z \
  | 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: 71a41717c3d8d4d5486316c47a9164de4981238df72711b2cd5e0cca40aa3bb8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "68003ec853efc91835a77fbfd6f87053b1885bba4f3004697988cbdd395d2e64",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-06-10T13:59:25Z",
    "title_canon_sha256": "13c4bbf2f09bad46a0685a08368adca2ce1cb09dced213a04062620a5e4192a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1006.2036",
    "kind": "arxiv",
    "version": 1
  }
}