Pith Number

pith:W5QUEIMI

pith:2013:W5QUEIMICU6TIXYYZKZ2TUKSHH

not attested not anchored not stored refs pending

Powering the Second 2012 Outburst of SN 2009ip by Repeating Binary Interaction

Amit Kashi (UNLV), Nitsan Moskovitz (Technion), Noam Soker (Technion)

arxiv:1307.7681 v3 · 2013-07-29 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W5QUEIMICU6TIXYYZKZ2TUKSHH}

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	2026-05-18T01:48:33.302044Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b761422188153d345f18cab3a9d15239e0615b8f02c8256399b274ccf5bf8459

Aliases

arxiv: 1307.7681 · arxiv_version: 1307.7681v3 · doi: 10.48550/arxiv.1307.7681 · pith_short_12: W5QUEIMICU6T · pith_short_16: W5QUEIMICU6TIXYY · pith_short_8: W5QUEIMI

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/W5QUEIMICU6TIXYYZKZ2TUKSHH \
  | 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: b761422188153d345f18cab3a9d15239e0615b8f02c8256399b274ccf5bf8459

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "17c48e30ee3eecf79a9edc86c57a34cc37e7035d1f8bfad4edfeb7ccd4758873",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-07-29T18:48:11Z",
    "title_canon_sha256": "3a6c4441941c418de89df9b10101b377c98236d3c236bfa56f2bb711b2c9509f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.7681",
    "kind": "arxiv",
    "version": 3
  }
}