Pith Number

pith:F2UM4HRG

pith:2015:F2UM4HRGBM4ZOTLBJMWFNTH7K4

not attested not anchored not stored refs pending

Skipping Refinement

Mitesh Jain, Panagiotis Manolios

arxiv:1502.02942 v1 · 2015-02-10 · cs.LO · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F2UM4HRGBM4ZOTLBJMWFNTH7K4}

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	2026-05-18T02:27:30.293993Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ea8ce1e260b39974d614b2c56ccff5703bc25a4484de9204132c3f4d04d7997

Aliases

arxiv: 1502.02942 · arxiv_version: 1502.02942v1 · doi: 10.48550/arxiv.1502.02942 · pith_short_12: F2UM4HRGBM4Z · pith_short_16: F2UM4HRGBM4ZOTLB · pith_short_8: F2UM4HRG

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/F2UM4HRGBM4ZOTLBJMWFNTH7K4 \
  | 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: 2ea8ce1e260b39974d614b2c56ccff5703bc25a4484de9204132c3f4d04d7997

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1cdd6e7f0e2b23e0a200d109458220cb7f9533c4adb3ed4a518a94c7527bbed9",
    "cross_cats_sorted": [
      "cs.PL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2015-02-10T15:16:50Z",
    "title_canon_sha256": "8a6f8127a48f01bca1909321dbf0b8da91f366c92a4b0cb336ab7f9196059fd6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.02942",
    "kind": "arxiv",
    "version": 1
  }
}