Pith Number

pith:E2HGIUMB

pith:2016:E2HGIUMBPMLJAD5OOSUOQMDWRL

not attested not anchored not stored refs pending

Living in Parallel Realities -- Co-Existing Schema Versions with a Bidirectional Database Evolution Language

Andreas Behrend, Hannes Voigt, Jonas Rausch, Kai Herrmann, Wolfgang Lehner

arxiv:1608.05564 v2 · 2016-08-19 · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E2HGIUMBPMLJAD5OOSUOQMDWRL}

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	2026-05-18T00:34:57.854398Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

268e6451817b16900fae74a8e830768ad401a60cf4c43156e00086ed9c32ef75

Aliases

arxiv: 1608.05564 · arxiv_version: 1608.05564v2 · doi: 10.48550/arxiv.1608.05564 · pith_short_12: E2HGIUMBPMLJ · pith_short_16: E2HGIUMBPMLJAD5O · pith_short_8: E2HGIUMB

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/E2HGIUMBPMLJAD5OOSUOQMDWRL \
  | 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: 268e6451817b16900fae74a8e830768ad401a60cf4c43156e00086ed9c32ef75

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e1590c6eab4fbc15637c427c7e05c1e9e1ba49cbdf0d6f69088d01ad38babc8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2016-08-19T10:44:42Z",
    "title_canon_sha256": "b2581ca95ba72f2fe7eeb84de4b832311bb57169dc89993017aa7f57420d863c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.05564",
    "kind": "arxiv",
    "version": 2
  }
}