Pith Number

pith:6IY5MDRX

pith:2019:6IY5MDRXSSQXHHPJRFSCI4Y3VW

not attested not anchored not stored refs pending

Tracking Temporal Evolution of Graphs using Non-Timestamped Data

Arquimedes Canedo, Palash Goyal, Sujit Rokka Chhetri

arxiv:1907.02222 v1 · 2019-07-04 · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6IY5MDRXSSQXHHPJRFSCI4Y3VW}

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	2026-05-17T23:41:29.335392Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f231d60e3794a1739de9896424731bada5d548af427142c1accee3f919c6b129

Aliases

arxiv: 1907.02222 · arxiv_version: 1907.02222v1 · doi: 10.48550/arxiv.1907.02222 · pith_short_12: 6IY5MDRXSSQX · pith_short_16: 6IY5MDRXSSQXHHPJ · pith_short_8: 6IY5MDRX

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/6IY5MDRXSSQXHHPJRFSCI4Y3VW \
  | 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: f231d60e3794a1739de9896424731bada5d548af427142c1accee3f919c6b129

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06225c2467bb9a9952496a871f728c93e4a49ccc1312025237ecb8ec65205615",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2019-07-04T05:22:32Z",
    "title_canon_sha256": "34858d7b218e85b494ce6d5da6402b8994495de0e88454cae8cc27a150c2c126"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.02222",
    "kind": "arxiv",
    "version": 1
  }
}