Pith Number

pith:FDTSYOSA

pith:2013:FDTSYOSAGBVQE2TBPIPTMRFS52

not attested not anchored not stored refs pending

Predicting the variance of a measurement with 1/f noise

Benjamin Lenoir

arxiv:1305.3989 v1 · 2013-05-17 · physics.data-an · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FDTSYOSAGBVQE2TBPIPTMRFS52}

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	2026-05-18T03:25:26.649373Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28e72c3a40306b026a617a1f3644b2ee8c13eccaec9ff383088a030fa6689de5

Aliases

arxiv: 1305.3989 · arxiv_version: 1305.3989v1 · doi: 10.48550/arxiv.1305.3989 · pith_short_12: FDTSYOSAGBVQ · pith_short_16: FDTSYOSAGBVQE2TB · pith_short_8: FDTSYOSA

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/FDTSYOSAGBVQE2TBPIPTMRFS52 \
  | 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: 28e72c3a40306b026a617a1f3644b2ee8c13eccaec9ff383088a030fa6689de5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6fadae209d6e57fbce1cd5914eda9f847b9b28d3a296712b146bc345555a1ca8",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.data-an",
    "submitted_at": "2013-05-17T06:12:53Z",
    "title_canon_sha256": "dbfdf13c43b3fa998498344d0cfa26c7c9913106ef6dca2c0f692489c41b61a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.3989",
    "kind": "arxiv",
    "version": 1
  }
}