Pith Number

pith:WFXEUL7R

pith:2017:WFXEUL7RME6D2EIDEZMF4LFQH4

not attested not anchored not stored refs pending

Does Quartessence Ease Tensions?

Daniele Bertacca, Matteo Martinelli, Stefano Camera

arxiv:1704.06277 v2 · 2017-04-20 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WFXEUL7RME6D2EIDEZMF4LFQH4}

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	2026-05-17T23:53:52.346501Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b16e4a2ff1613c3d110326585e2cb03f1df23d0c7726a88a845232d615396d7e

Aliases

arxiv: 1704.06277 · arxiv_version: 1704.06277v2 · doi: 10.48550/arxiv.1704.06277 · pith_short_12: WFXEUL7RME6D · pith_short_16: WFXEUL7RME6D2EID · pith_short_8: WFXEUL7R

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/WFXEUL7RME6D2EIDEZMF4LFQH4 \
  | 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: b16e4a2ff1613c3d110326585e2cb03f1df23d0c7726a88a845232d615396d7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad772f9a355ff5ff0d770174fb4595549ddff8354fb2ed6fcbb496495c8363fe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2017-04-20T18:00:41Z",
    "title_canon_sha256": "0cb7fd312a5bfdadd286755e1b660aee66d7fda81d71e92b0c3acaae08e733a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.06277",
    "kind": "arxiv",
    "version": 2
  }
}