Pith Number

pith:PASSGMGR

pith:2018:PASSGMGR7DKDTPATJ5X5VVIEXJ

not attested not anchored not stored refs pending

Blueberry Earth

Anders Sandberg

arxiv:1807.10553 v1 · 2018-07-27 · physics.pop-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PASSGMGR7DKDTPATJ5X5VVIEXJ}

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	2026-05-18T00:09:40.227948Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78252330d1f8d439bc134f6fdad504ba6d22895140fd96c0d7de162ff522abf4

Aliases

arxiv: 1807.10553 · arxiv_version: 1807.10553v1 · doi: 10.48550/arxiv.1807.10553 · pith_short_12: PASSGMGR7DKD · pith_short_16: PASSGMGR7DKDTPAT · pith_short_8: PASSGMGR

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/PASSGMGR7DKDTPATJ5X5VVIEXJ \
  | 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: 78252330d1f8d439bc134f6fdad504ba6d22895140fd96c0d7de162ff522abf4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7dc1c03d19e656e4a8186a5b75acb556bddfcbfe4694f0ec8d894a7c5ecb37b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.pop-ph",
    "submitted_at": "2018-07-27T12:40:30Z",
    "title_canon_sha256": "1bad7be44fd17928e1322f9763876ae5b3d511612429d6320ba7dad5436ceef3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.10553",
    "kind": "arxiv",
    "version": 1
  }
}