Pith Number

pith:VEIEG2ZS

pith:2012:VEIEG2ZSZBEUE74MYPEI3PAC3J

not attested not anchored not stored refs pending

Traditional and novel approaches to palaeoclimate modelling

Michel Crucifix

arxiv:1209.2526 v1 · 2012-09-12 · physics.ao-ph · physics.geo-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{VEIEG2ZSZBEUE74MYPEI3PAC3J}

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	2026-05-18T03:45:42.888859Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a910436b32c849427f8cc3c88dbc02da712fc05c8e55ff0cc96f8527478939ac

Aliases

arxiv: 1209.2526 · arxiv_version: 1209.2526v1 · doi: 10.48550/arxiv.1209.2526 · pith_short_12: VEIEG2ZSZBEU · pith_short_16: VEIEG2ZSZBEUE74M · pith_short_8: VEIEG2ZS

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/VEIEG2ZSZBEUE74MYPEI3PAC3J \
  | 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: a910436b32c849427f8cc3c88dbc02da712fc05c8e55ff0cc96f8527478939ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a785b2e3c36e4f7a332d1d1756257260e31549eb94164779e5be23623ab8aa31",
    "cross_cats_sorted": [
      "physics.geo-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2012-09-12T08:54:30Z",
    "title_canon_sha256": "607e8f88d55961b29c82d65b7c64513510351aea4eb63eddfbdfd9b3b96a6793"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.2526",
    "kind": "arxiv",
    "version": 1
  }
}