Pith Number

pith:PACMFLVG

pith:2017:PACMFLVGYOXR2ZEH3WGV5ZS5FV

not attested not anchored not stored refs pending

A Search for a Surviving White Dwarf Companion in SN 1006

A. Rest, G. Strampelli, J. Buchner, J. Schwab, K. J. Shen, R. Pakmor, T. Do, W.E. Kerzendorf

arxiv:1709.06566 v1 · 2017-09-19 · 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	2026-05-18T00:14:11.276197Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7804c2aea6c3af1d6487dd8d5ee65d2d7d64ed5c81a4ad7a6a3dc3cb1cff494c

Aliases

arxiv: 1709.06566 · arxiv_version: 1709.06566v1 · doi: 10.48550/arxiv.1709.06566 · pith_short_12: PACMFLVGYOXR · pith_short_16: PACMFLVGYOXR2ZEH · pith_short_8: PACMFLVG

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/PACMFLVGYOXR2ZEH3WGV5ZS5FV \
  | 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: 7804c2aea6c3af1d6487dd8d5ee65d2d7d64ed5c81a4ad7a6a3dc3cb1cff494c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "800b0aed4e21887b2a50c8131d5021e0f707308fbd8ea315921b7d7722b6d6b2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-09-19T18:00:00Z",
    "title_canon_sha256": "80dd57723d43b69e0e417d8b8b4ebad9830bebb5378842b30a0145dfa128d255"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.06566",
    "kind": "arxiv",
    "version": 1
  }
}