Pith Number

pith:FMNE4MNA

pith:2017:FMNE4MNA6KZWK7VXWTNRG2O4EK

not attested not anchored not stored refs pending

An outburst powered by the merging of two stars inside the envelope of a giant

Israel), Noam Soker (Technion, Ron Schreier, Shlomi Hillel

arxiv:1704.08438 v2 · 2017-04-27 · 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{FMNE4MNA6KZWK7VXWTNRG2O4EK}

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	2026-05-18T00:36:08.880840Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b1a4e31a0f2b3657eb7b4db1369dc22b20a249f5155d95a1ee0c37f1d8748cb

Aliases

arxiv: 1704.08438 · arxiv_version: 1704.08438v2 · doi: 10.48550/arxiv.1704.08438 · pith_short_12: FMNE4MNA6KZW · pith_short_16: FMNE4MNA6KZWK7VX · pith_short_8: FMNE4MNA

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/FMNE4MNA6KZWK7VXWTNRG2O4EK \
  | 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: 2b1a4e31a0f2b3657eb7b4db1369dc22b20a249f5155d95a1ee0c37f1d8748cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8161f2a6cad1e38fdf2bb2807e5edf92976a6a4fbb5f379bf524338444ec9ec0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-04-27T05:39:16Z",
    "title_canon_sha256": "41b841831722a243327e34d5ebc9e97e50b55b8d4105ce7dc9e14a41dc493563"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.08438",
    "kind": "arxiv",
    "version": 2
  }
}