Pith Number

pith:7RZWGGFA

pith:2015:7RZWGGFAAUELMHXUBE2PB6XZKC

not attested not anchored not stored refs pending

CrowdSurf: Empowering Informed Choices in the Web

Hassan Metwalley, Marco Mellia, Mario Baldi, Stanislav Miskovic, Stefano Traverso

arxiv:1502.07106 v1 · 2015-02-25 · cs.CY · cs.CR · cs.NI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7RZWGGFAAUELMHXUBE2PB6XZKC}

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	2026-05-18T02:26:11.835760Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc736318a00508b61ef40934f0faf95094809597186d60061e5d3efa73b01d1f

Aliases

arxiv: 1502.07106 · arxiv_version: 1502.07106v1 · doi: 10.48550/arxiv.1502.07106 · pith_short_12: 7RZWGGFAAUEL · pith_short_16: 7RZWGGFAAUELMHXU · pith_short_8: 7RZWGGFA

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/7RZWGGFAAUELMHXUBE2PB6XZKC \
  | 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: fc736318a00508b61ef40934f0faf95094809597186d60061e5d3efa73b01d1f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96ce11371acc6a07cb0e465bc08086e8812a59d02317a3a5352af63ae6803a22",
    "cross_cats_sorted": [
      "cs.CR",
      "cs.NI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2015-02-25T10:11:44Z",
    "title_canon_sha256": "adda474f061f665441250b667e73e7f69b9690d0837b0323103d57eed83f53c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.07106",
    "kind": "arxiv",
    "version": 1
  }
}