Pith Number

pith:QEGMXWZQ

pith:2017:QEGMXWZQMSBK5O7RIWRBCE76TN

not attested not anchored not stored refs pending

Centrally extended BMS4 Lie algebroid

Glenn Barnich

arxiv:1703.08704 v2 · 2017-03-25 · hep-th · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QEGMXWZQMSBK5O7RIWRBCE76TN}

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	2026-05-18T00:41:36.142752Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

810ccbdb306482aebbf145a21113fe9b4571bb31dfec5c5e1c6d09a4b5e7c688

Aliases

arxiv: 1703.08704 · arxiv_version: 1703.08704v2 · doi: 10.48550/arxiv.1703.08704 · pith_short_12: QEGMXWZQMSBK · pith_short_16: QEGMXWZQMSBK5O7R · pith_short_8: QEGMXWZQ

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/QEGMXWZQMSBK5O7RIWRBCE76TN \
  | 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: 810ccbdb306482aebbf145a21113fe9b4571bb31dfec5c5e1c6d09a4b5e7c688

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "560b7c9f0f8db07e5eaa842123b1d288178862330c88ae3e5f11499e13377f8b",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2017-03-25T15:23:48Z",
    "title_canon_sha256": "381818af96a0e889979e446f3c2fd248000c5eb4cda533519acbffd6b1b68aee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.08704",
    "kind": "arxiv",
    "version": 2
  }
}