Pith Number

pith:3CR4RGKE

pith:2012:3CR4RGKETFGSC7STSVXIFFZPUN

not attested not anchored not stored refs pending

Type IIn Supernova SN 2010jl: Optical Observations for Over 500 Days After Explosion

Chao Wu, Fang Huang, Hong Wu, Hu Zou, Jia Chen, Jide Liang, Jujia Zhang, Juncheng Chen, Jun Ma, Lin Li, Meng Zhai, Michel Dennefeld, Min Wang, Qin Liu, Tianmeng Zhang, Xiaofeng Wang, Xulin Zhao, Xu Zhou, Zhou Fan

arxiv:1208.6078 v1 · 2012-08-30 · astro-ph.SR

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	2026-05-18T01:54:49.780396Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8a3c89944994d217e53956e82972fa37884a5880261b133f9ee38665dbb17e7

Aliases

arxiv: 1208.6078 · arxiv_version: 1208.6078v1 · doi: 10.48550/arxiv.1208.6078 · pith_short_12: 3CR4RGKETFGS · pith_short_16: 3CR4RGKETFGSC7ST · pith_short_8: 3CR4RGKE

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/3CR4RGKETFGSC7STSVXIFFZPUN \
  | 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: d8a3c89944994d217e53956e82972fa37884a5880261b133f9ee38665dbb17e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7eeb798f4be7a0718eabec799544bb5360daa4d76845f9b6541fe269434934c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-08-30T04:39:30Z",
    "title_canon_sha256": "f103a381faac0b099e0d188323b6c4c8c2953e7f51b15fc37fad23780a6f7855"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.6078",
    "kind": "arxiv",
    "version": 1
  }
}