Pith Number

pith:AZ2KT3CH

pith:2017:AZ2KT3CHRY7ASBX4IMAZ3PBIOA

not attested not anchored not stored refs pending

Extracting Build Changes with BUILDDIFF

Christian Macho, Martin Pinzger, Shane McIntosh

arxiv:1703.08527 v1 · 2017-03-24 · 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{AZ2KT3CHRY7ASBX4IMAZ3PBIOA}

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	2026-05-18T00:47:59.742328Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0674a9ec478e3e0906fc43019dbc2870122fcf63e6b0f41c43df704e6ae8059e

Aliases

arxiv: 1703.08527 · arxiv_version: 1703.08527v1 · doi: 10.48550/arxiv.1703.08527 · pith_short_12: AZ2KT3CHRY7A · pith_short_16: AZ2KT3CHRY7ASBX4 · pith_short_8: AZ2KT3CH

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/AZ2KT3CHRY7ASBX4IMAZ3PBIOA \
  | 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: 0674a9ec478e3e0906fc43019dbc2870122fcf63e6b0f41c43df704e6ae8059e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "386c5be3ac572a2adcf61a2718e6facbd7c6ff88b91a64eb3caabd07b4abeb12",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2017-03-24T17:35:07Z",
    "title_canon_sha256": "74ca801a8bfd60d05b1d0324f288a44a4d41de995b894deb8d5a252fe4844913"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.08527",
    "kind": "arxiv",
    "version": 1
  }
}