Pith Number

pith:NQRCHF2O

pith:2024:NQRCHF2OURBAHQ6RTIXJ4DIBBV

not attested not anchored not stored refs pending

Trajectories of Change: Approaches for Tracking Knowledge Evolution

Malte Vogl, Raphael Schlattmann

arxiv:2501.00391 v1 · 2024-12-31 · cs.CL · physics.hist-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{NQRCHF2OURBAHQ6RTIXJ4DIBBV}

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	2026-07-05T09:55:44.400931Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c2223974ea44203c3d19a2e9e0d010d6079c9abd01f94c0be4d5d940ac7ab72

Aliases

arxiv: 2501.00391 · arxiv_version: 2501.00391v1 · doi: 10.48550/arxiv.2501.00391 · pith_short_12: NQRCHF2OURBA · pith_short_16: NQRCHF2OURBAHQ6R · pith_short_8: NQRCHF2O

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/NQRCHF2OURBAHQ6RTIXJ4DIBBV \
  | 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: 6c2223974ea44203c3d19a2e9e0d010d6079c9abd01f94c0be4d5d940ac7ab72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1149902b57adcbae8fd915ed7f6d2064b62d3636208e27c72fdc9f9c7415a0a",
    "cross_cats_sorted": [
      "physics.hist-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2024-12-31T11:09:37Z",
    "title_canon_sha256": "441e2b52ad0210379f3380372d6a70bcaf59ddbaed6b8de46120b95d6d889c46"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.00391",
    "kind": "arxiv",
    "version": 1
  }
}