Pith Number

pith:NS2QESFW

pith:2016:NS2QESFWTOL63WOVDNXFCJY7BT

not attested not anchored not stored refs pending

Trends in sea-ice variability on the way to an ice-free Arctic

Bregje van der Bolt, Dirk Notz, Egbert van Nes, Mark S. Williamson, Marten Scheffer, Sebastian Bathiany, Timothy M. Lenton

arxiv:1601.06286 v1 · 2016-01-23 · physics.ao-ph · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NS2QESFWTOL63WOVDNXFCJY7BT}

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	2026-05-18T01:22:04.862301Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6cb50248b69b97edd9d51b6e51271f0cf92a695999abba58d002d72894c94a98

Aliases

arxiv: 1601.06286 · arxiv_version: 1601.06286v1 · doi: 10.48550/arxiv.1601.06286 · pith_short_12: NS2QESFWTOL6 · pith_short_16: NS2QESFWTOL63WOV · pith_short_8: NS2QESFW

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/NS2QESFWTOL63WOVDNXFCJY7BT \
  | 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: 6cb50248b69b97edd9d51b6e51271f0cf92a695999abba58d002d72894c94a98

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f5d0ce4a30da2b43a339b9059451a4ddd16c6329a7692585bf6fc1df0970c864",
    "cross_cats_sorted": [
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2016-01-23T16:32:10Z",
    "title_canon_sha256": "d455a899d98873e465c791b7ba7a5aad7f77520219dbc36c3e6e218598216705"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.06286",
    "kind": "arxiv",
    "version": 1
  }
}