Pith Number

pith:VPHPX4CG

pith:2014:VPHPX4CG4YZC4KAZWBQNQHDY46

not attested not anchored not stored refs pending

Verifiable Member and Order Queries on a List in Zero-Knowledge

Esha Ghosh, Olga Ohrimenko, Roberto Tamassia

arxiv:1408.3843 v1 · 2014-08-17 · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VPHPX4CG4YZC4KAZWBQNQHDY46}

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	2026-05-18T02:45:03.178954Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abcefbf046e6322e2819b060d81c78e7aa0957c55e7b7bb56ff8b850dd6a4ede

Aliases

arxiv: 1408.3843 · arxiv_version: 1408.3843v1 · doi: 10.48550/arxiv.1408.3843 · pith_short_12: VPHPX4CG4YZC · pith_short_16: VPHPX4CG4YZC4KAZ · pith_short_8: VPHPX4CG

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/VPHPX4CG4YZC4KAZWBQNQHDY46 \
  | 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: abcefbf046e6322e2819b060d81c78e7aa0957c55e7b7bb56ff8b850dd6a4ede

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41283c946cfb254302395ed48dbca7f742c2403ec009ef8b675224d1609678e4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2014-08-17T17:23:32Z",
    "title_canon_sha256": "ac8461b92da5cc39f71ef97b28d33212039f0a49917472465cfc175f5eb44d64"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.3843",
    "kind": "arxiv",
    "version": 1
  }
}