Pith Number

pith:ZBL2HN2T

pith:2011:ZBL2HN2TTQIB6OANQQFEY3Q66F

not attested not anchored not stored refs pending

Decadal to seasonal variability of Arctic sea ice albedo

J.S. Wettlaufer, S. Agarwal, W. Moon

arxiv:1109.3058 v1 · 2011-09-14 · 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{ZBL2HN2TTQIB6OANQQFEY3Q66F}

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	2026-05-18T04:10:08.483096Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c857a3b7539c101f380d840a4c6e1ef174f9d21e16e160051cf1cb4e61d44056

Aliases

arxiv: 1109.3058 · arxiv_version: 1109.3058v1 · doi: 10.48550/arxiv.1109.3058 · pith_short_12: ZBL2HN2TTQIB · pith_short_16: ZBL2HN2TTQIB6OAN · pith_short_8: ZBL2HN2T

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/ZBL2HN2TTQIB6OANQQFEY3Q66F \
  | 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: c857a3b7539c101f380d840a4c6e1ef174f9d21e16e160051cf1cb4e61d44056

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2cd4ba3432f1989f3fe10c4310c582989d7a73334734a8e7aa5e33f844d8e37",
    "cross_cats_sorted": [
      "physics.geo-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2011-09-14T12:28:24Z",
    "title_canon_sha256": "09506fb480be052fadcd9219aa97a7239e18bd14114154601831fd7cdd9e95d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.3058",
    "kind": "arxiv",
    "version": 1
  }
}