Pith Number

pith:HWASVGHQ

pith:2025:HWASVGHQVTA5DXD64TEGI27CQJ

not attested not anchored not stored refs pending

Exponentially Fading Memory Signature

Dimitri Sotnikov, Eduardo Abi Jaber

arxiv:2507.03700 v2 · 2025-07-04 · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HWASVGHQVTA5DXD64TEGI27CQJ}

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

2 papers in Pith

The Volterra signature

Computational aspects of the Volterra Signature

Receipt and verification

First computed	2026-05-25T02:02:07.833670Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d812a98f0acc1d1dc7ee4c8646be2827ffef4e788239765fec550c65bfb7907

Aliases

arxiv: 2507.03700 · arxiv_version: 2507.03700v2 · doi: 10.48550/arxiv.2507.03700 · pith_short_12: HWASVGHQVTA5 · pith_short_16: HWASVGHQVTA5DXD6 · pith_short_8: HWASVGHQ

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/HWASVGHQVTA5DXD64TEGI27CQJ \
  | 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: 3d812a98f0acc1d1dc7ee4c8646be2827ffef4e788239765fec550c65bfb7907

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "afd637aa729eadfcc9deab337a529371de86e90f85e3205ef88b5f538d161632",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2025-07-04T16:30:59Z",
    "title_canon_sha256": "20f2e37b69de51758fce76ecf30ddf4b534e37a169544647c6278cd860444c5c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.03700",
    "kind": "arxiv",
    "version": 2
  }
}