Pith Number

pith:UNDPXPLA

pith:2015:UNDPXPLACLQCNURL6HAEXG7ADL

not attested not anchored not stored refs pending

Emergent observable deSitter space from an Equation of Motion

Jiansen Zheng, Leihua Liu

arxiv:1509.03657 v2 · 2015-08-19 · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UNDPXPLACLQCNURL6HAEXG7ADL}

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	2026-05-18T01:31:29.581230Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a346fbbd6012e026d22bf1c04b9be01ad15e3c8d54d84d0ca58d64aec043cabb

Aliases

arxiv: 1509.03657 · arxiv_version: 1509.03657v2 · doi: 10.48550/arxiv.1509.03657 · pith_short_12: UNDPXPLACLQC · pith_short_16: UNDPXPLACLQCNURL · pith_short_8: UNDPXPLA

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/UNDPXPLACLQCNURL6HAEXG7ADL \
  | 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: a346fbbd6012e026d22bf1c04b9be01ad15e3c8d54d84d0ca58d64aec043cabb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6e8c5444b471dd7988e52e07db29240df26f7d54aa2fa70db85f3bceb38d263",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2015-08-19T16:33:04Z",
    "title_canon_sha256": "605c97c4af144b8c9472bad304e8292be79a1f49e0541a5468eccbd916d4d908"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.03657",
    "kind": "arxiv",
    "version": 2
  }
}