Pith Number

pith:YF36EWO7

pith:2015:YF36EWO7AHUAKOFML2FOTRZUZ6

not attested not anchored not stored refs pending

e-MERLIN observations of the puzzling TeV source HESS J1943+213

E. Giacani, G. Dubner, K. E. Gabanyi, S. Frey, Z. Paragi

arxiv:1504.03800 v1 · 2015-04-15 · astro-ph.GA · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

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	2026-05-18T02:18:42.062784Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c177e259df01e80538ac5e8ae9c734cf9b4ffaf3dd0eec83325654d590a9e2f2

Aliases

arxiv: 1504.03800 · arxiv_version: 1504.03800v1 · doi: 10.48550/arxiv.1504.03800 · pith_short_12: YF36EWO7AHUA · pith_short_16: YF36EWO7AHUAKOFM · pith_short_8: YF36EWO7

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/YF36EWO7AHUAKOFML2FOTRZUZ6 \
  | 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: c177e259df01e80538ac5e8ae9c734cf9b4ffaf3dd0eec83325654d590a9e2f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34c2dc4b148e6820ffe3c2d29cc1f200b2bba7c5b0ad7041662344be68bdc4c9",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-04-15T07:21:25Z",
    "title_canon_sha256": "ff5a58f4e1d513a28bf2f883ebaf9a1971223b46511af3fbb01f6b14f7d40d6d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.03800",
    "kind": "arxiv",
    "version": 1
  }
}