Pith Number

pith:M6GR4XNP

pith:2017:M6GR4XNPUCYBM6GGT7V4KPUR7A

not attested not anchored not stored refs pending

On the edge energy of graphene

Tim Krumwiede, Tim Schulze

arxiv:1801.04192 v1 · 2017-12-12 · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M6GR4XNPUCYBM6GGT7V4KPUR7A}

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	2026-05-18T00:26:09.530955Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

678d1e5dafa0b01678c69febc53e91f80bbdee1f8fe5e79c6fa75898270c3d2c

Aliases

arxiv: 1801.04192 · arxiv_version: 1801.04192v1 · doi: 10.48550/arxiv.1801.04192 · pith_short_12: M6GR4XNPUCYB · pith_short_16: M6GR4XNPUCYBM6GG · pith_short_8: M6GR4XNP

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/M6GR4XNPUCYBM6GGT7V4KPUR7A \
  | 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: 678d1e5dafa0b01678c69febc53e91f80bbdee1f8fe5e79c6fa75898270c3d2c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc80ad73f43abf3ef4d87ce4ad08929652fd96dac93659dc579111889ab8af5e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2017-12-12T18:08:47Z",
    "title_canon_sha256": "4531314002f4edd168a98b2106f6c0cea1ff687a3d575fdab4ccf519ef5d235a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.04192",
    "kind": "arxiv",
    "version": 1
  }
}