Pith Number

pith:SHCHZM6R

pith:2015:SHCHZM6R7ORGAPKQIL6NIZ6QIG

not attested not anchored not stored refs pending

On Fortification of Projection Games

Amey Bhangale, Girish Varma, Rakesh Venkat, Ramprasad Saptharishi

arxiv:1504.05556 v2 · 2015-04-21 · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SHCHZM6R7ORGAPKQIL6NIZ6QIG}

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	2026-05-18T02:03:45.012838Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91c47cb3d1fba2603d5042fcd467d041ab3bffda9bb86a069eb59f31020d950a

Aliases

arxiv: 1504.05556 · arxiv_version: 1504.05556v2 · doi: 10.48550/arxiv.1504.05556 · pith_short_12: SHCHZM6R7ORG · pith_short_16: SHCHZM6R7ORGAPKQ · pith_short_8: SHCHZM6R

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/SHCHZM6R7ORGAPKQIL6NIZ6QIG \
  | 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: 91c47cb3d1fba2603d5042fcd467d041ab3bffda9bb86a069eb59f31020d950a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07fff664082d399e976410f1015810f3b279bc15c9242791523147851c5ebae0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2015-04-21T19:09:25Z",
    "title_canon_sha256": "f79401a2498a8a35e24c0c1828123ebd91fb053a19fc9e8d3cc85ba77e5f04d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.05556",
    "kind": "arxiv",
    "version": 2
  }
}