Pith Number

pith:KK44O4SW

pith:2011:KK44O4SWXCMOP6R6FBRHUTRXYM

not attested not anchored not stored refs pending

The use of microblogging for field-based scientific research

Alberto Pepe, Matthew S. Mayernik

arxiv:1109.1808 v1 · 2011-09-08 · cs.SI · cs.DL · physics.soc-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{KK44O4SWXCMOP6R6FBRHUTRXYM}

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	2026-05-18T02:00:37.713208Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52b9c77256b898e7fa3e28627a4e37c33819524d4cc296c9e2fee23d2b7db841

Aliases

arxiv: 1109.1808 · arxiv_version: 1109.1808v1 · doi: 10.48550/arxiv.1109.1808 · pith_short_12: KK44O4SWXCMO · pith_short_16: KK44O4SWXCMOP6R6 · pith_short_8: KK44O4SW

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/KK44O4SWXCMOP6R6FBRHUTRXYM \
  | 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: 52b9c77256b898e7fa3e28627a4e37c33819524d4cc296c9e2fee23d2b7db841

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e300f762fb66d1805e401a1b569a442a7a4cc70f279222963e2dda36b45baeed",
    "cross_cats_sorted": [
      "cs.DL",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2011-09-08T19:09:04Z",
    "title_canon_sha256": "72e7662a8d107c617b7ced7512e91edb349ea09aca6aa68cd6b01946bc04a728"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.1808",
    "kind": "arxiv",
    "version": 1
  }
}