Pith Number

pith:MOP2Z72R

pith:2016:MOP2Z72R6QDBGRB5N7BZTVTWHO

not attested not anchored not stored refs pending

On the chemical ladder of esters. Detection and formation of ethyl formate in the W51 e2 hot molecular core

F. Fontani, J. Mart\'in-Pintado, M. T. Beltr\'an, P. Caselli, R. Cesaroni, V. M. Rivilla

arxiv:1611.00719 v1 · 2016-11-02 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MOP2Z72R6QDBGRB5N7BZTVTWHO}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:50:18.331249Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

639facff51f40613443d6fc399d6763b88882ea7af488d8a1b4e2c47afac45da

Aliases

arxiv: 1611.00719 · arxiv_version: 1611.00719v1 · doi: 10.48550/arxiv.1611.00719 · pith_short_12: MOP2Z72R6QDB · pith_short_16: MOP2Z72R6QDBGRB5 · pith_short_8: MOP2Z72R

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/MOP2Z72R6QDBGRB5N7BZTVTWHO \
  | 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: 639facff51f40613443d6fc399d6763b88882ea7af488d8a1b4e2c47afac45da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7821442c088fe69dd8999fc422c12e6fce414632e584c5f3fe3f6c63e3779a3f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-11-02T18:37:06Z",
    "title_canon_sha256": "069d831ff0feff7868fc76255e1cbc36faa4d7cded3734a673f00e7a47b83379"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.00719",
    "kind": "arxiv",
    "version": 1
  }
}