Pith Number

pith:I5MVJYWI

pith:2009:I5MVJYWIUF5RPZL4GDAKGQI5UK

not attested not anchored not stored refs pending

Detection of Very High Energy radiation from HESS J1908+063 confirms the Milagro unidentified source MGRO J1908+06

et al. (HESS Collaboration), F. Aharonian

arxiv:0904.3409 v1 · 2009-04-22 · 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{I5MVJYWIUF5RPZL4GDAKGQI5UK}

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	2026-05-18T02:13:58.226668Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

475954e2c8a17b17e57c30c0a3411da29bd2758dca16df67b34b6f4a2d6a3ed7

Aliases

arxiv: 0904.3409 · arxiv_version: 0904.3409v1 · doi: 10.48550/arxiv.0904.3409 · pith_short_12: I5MVJYWIUF5R · pith_short_16: I5MVJYWIUF5RPZL4 · pith_short_8: I5MVJYWI

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/I5MVJYWIUF5RPZL4GDAKGQI5UK \
  | 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: 475954e2c8a17b17e57c30c0a3411da29bd2758dca16df67b34b6f4a2d6a3ed7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c334284ee4604cca433f19f2d63d529e9e6272366a2ea8679ed017ec89c0295",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-04-22T09:15:45Z",
    "title_canon_sha256": "84e96fd5e2d2b0d12837241842fce7589c6f08e6f356156e349b45e512a2ec3f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.3409",
    "kind": "arxiv",
    "version": 1
  }
}