Pith Number

pith:SIOBLK3K

pith:2015:SIOBLK3K2CIJFQ3EIBR3HRSA6B

not attested not anchored not stored refs pending

On the origin of \gamma-ray emission in \eta\ Carina

E.R. Parkin, J.A. Hinton, S. Ohm, V. Zabalza

arxiv:1502.04056 v1 · 2015-02-13 · 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	2026-05-18T01:41:03.251414Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

921c15ab6ad09092c3644063b3c640f07b08034d4dde198a122810630dc44db5

Aliases

arxiv: 1502.04056 · arxiv_version: 1502.04056v1 · doi: 10.48550/arxiv.1502.04056 · pith_short_12: SIOBLK3K2CIJ · pith_short_16: SIOBLK3K2CIJFQ3E · pith_short_8: SIOBLK3K

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/SIOBLK3K2CIJFQ3EIBR3HRSA6B \
  | 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: 921c15ab6ad09092c3644063b3c640f07b08034d4dde198a122810630dc44db5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e4aeea9fe2b4950e7da4adccca4fecf091151fc7482df774809ce91255c37de",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-02-13T16:52:45Z",
    "title_canon_sha256": "0478aac3a4f4ddef80fd4b22c10a484358efbb723b25d06c3f0c39f5fa8693c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.04056",
    "kind": "arxiv",
    "version": 1
  }
}