Pith Number

pith:TB3A26LV

pith:2009:TB3A26LVDPKAHHBMIQPLYNCGIQ

not attested not anchored not stored refs pending

Covariant energy-momentum and an uncertainty principle for general relativity

F.I. Cooperstock, M.J. Dupre

arxiv:0904.0469 v3 · 2009-04-02 · gr-qc · 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{TB3A26LVDPKAHHBMIQPLYNCGIQ}

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	2026-05-18T02:14:07.870160Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

98760d79751bd4039c2c441ebc3446440c5d2e0174b1bb70db0bd18b1735bd08

Aliases

arxiv: 0904.0469 · arxiv_version: 0904.0469v3 · doi: 10.48550/arxiv.0904.0469 · pith_short_12: TB3A26LVDPKA · pith_short_16: TB3A26LVDPKAHHBM · pith_short_8: TB3A26LV

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/TB3A26LVDPKAHHBMIQPLYNCGIQ \
  | 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: 98760d79751bd4039c2c441ebc3446440c5d2e0174b1bb70db0bd18b1735bd08

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "441af2afe36f461dcf326a4c968d88e21b3a7389a9ba5e0b6f86364a3249af8a",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2009-04-02T21:00:27Z",
    "title_canon_sha256": "35ff05d17e291d6da9f3bee71623bb69f49cd42b03ca360b55539c65cbc1822c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.0469",
    "kind": "arxiv",
    "version": 3
  }
}