Pith Number

pith:327OB36Y

pith:2021:327OB36YUC2B2HHZ6E4AHDLZQV

not attested not anchored not stored refs pending

Approximate Trace Reconstruction via Median String (in Average-Case)

Debarati Das, Diptarka Chakraborty, Robert Krauthgamer

arxiv:2107.09497 v1 · 2021-07-20 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{327OB36YUC2B2HHZ6E4AHDLZQV}

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.

Cited by

1 paper in Pith

A Generalized Trace Reconstruction Problem: Recovering a String of Probabilities

Receipt and verification

First computed	2026-07-05T02:59:31.660624Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

debee0efd8a0b41d1cf9f138038d79857449bddd1790d8b6b3532cb6f1ff1c79

Aliases

arxiv: 2107.09497 · arxiv_version: 2107.09497v1 · doi: 10.48550/arxiv.2107.09497 · pith_short_12: 327OB36YUC2B · pith_short_16: 327OB36YUC2B2HHZ · pith_short_8: 327OB36Y

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/327OB36YUC2B2HHZ6E4AHDLZQV \
  | 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: debee0efd8a0b41d1cf9f138038d79857449bddd1790d8b6b3532cb6f1ff1c79

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2222a09b9f4225e5ccf5108b68736845cf7d06cd84ce92b713c7963c0354be1c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2021-07-20T13:44:54Z",
    "title_canon_sha256": "97b03328e3d8d4c2c03ccb73681bd7f627370adc705919701ea4fba0be50354b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.09497",
    "kind": "arxiv",
    "version": 1
  }
}