Pith Number

pith:D4TTNTOI

pith:2020:D4TTNTOIUHZF2LPBCOTO5CC6PV

not attested not anchored not stored refs pending

Searching a Database of Source Codes Using Contextualized Code Search

Chris Jermaine, Rohan Mukherjee, Swarat Chaudhuri

arxiv:2001.03277 v2 · 2020-01-10 · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D4TTNTOIUHZF2LPBCOTO5CC6PV}

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	2026-07-05T01:22:00.119256Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f2736cdc8a1f25d2de113a6ee885e7d7932e9a89c3befd0c7d6b9c5d995de2b

Aliases

arxiv: 2001.03277 · arxiv_version: 2001.03277v2 · doi: 10.48550/arxiv.2001.03277 · pith_short_12: D4TTNTOIUHZF · pith_short_16: D4TTNTOIUHZF2LPB · pith_short_8: D4TTNTOI

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/D4TTNTOIUHZF2LPBCOTO5CC6PV \
  | 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: 1f2736cdc8a1f25d2de113a6ee885e7d7932e9a89c3befd0c7d6b9c5d995de2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b12b6184d0083e4d00c7c1ee6c3f6a7886e4cbcdfc5894e6e84335c37a42c677",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2020-01-10T01:41:07Z",
    "title_canon_sha256": "f123c5f86a9f90c0d0b65ad8e56689bf71a9b5a0b8a1fa6d3bab12a9fccc7422"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.03277",
    "kind": "arxiv",
    "version": 2
  }
}