Skip to content
FY2026 GAA: ₱6.79T
PisoScan
DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works

Transaction details

API
Transaction action

METRO MANILA DEVELOPMENT AUTHORITY Award a ₱6.9M contract to RNN CONSTRUCTION CORPORATIONNational agencies

Transaction hash:
2d1957e48249caef63eb2dbd2b33a66613fe4ff5ce871568e07ee743a5c76a73
Status:
Included and unchanged
Block:
#5,067 946 blocks after it
Position in block:
Transaction 60 of 329
Award day:
Feb 15, 2023 (3 yrs 8 mo ago)
Value:
₱6,915,645.24
Project:
Construction Projects

Accountability

Bill Sec. 3 and 19
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #5,067 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5
  1. 1. Appropriation
    GAA line item · Sec. 5(b)
    The award does not say which budget line pays for it.
    Not published
  2. 2. Allotment release
    SARO / allotment · Sec. 5(c)(iii)
    Not published per project. DBM releases SAROs, but not linked to individual contracts.
    Not published
  3. 3. Cash allocation
    Notice of Cash Allocation · Sec. 5(c)(iv)
    Not published per project.
    Not published
  4. 4. Contract award
    Notice of Award (PhilGEPS) · Sec. 5(d)
    METRO MANILA DEVELOPMENT AUTHORITY awarded it to RNN CONSTRUCTION CORPORATION on 2023-02-15.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    No matching DPWH contract record (only DPWH contracts are listed with progress).
    Not published
  6. 6. Payment
    Disbursement voucher · Sec. 5(c)(viii)
    Not published. No public source shows how much of this contract has been paid.
    Not published
  7. 7. Completion
    Certificate of completion · Sec. 5(d)
    No completion certificate published.
    Not published
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

1 of 8 documents found, 0 partly. Under CADENA every step would be published within 7 working days and linked to this record.

Tamper test: try changing this record

Demo

Edit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.

  1. 1. Record fingerprint changed
    stored   2d1957e482…c76a73now      …
  2. 2. Block Merkle root changed
    stored   13504a4b53…69117fnow      …
  3. 3. Block #5067 hash changed
    stored   32051811a5…946744now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 328 records. Each step hashes the current value together with the sibling shown.

  1. leaf  2d1957e48249caef63eb2dbd2b33a66613fe4ff5ce871568e07ee743a5c76a73
  2. 01 R 2ea5e6614b13707a52dd07347d9bd3e0cd5a58eb0de52acdc68bd04dd0fbb555
  3. 02 R 692766df78bfe8c58c5f787782644a4404383de67569c256346ea427eb1e761b
  4. 03 L e27133075884f709e7ddd1a3e6af262ef557c6de21321036a6168aa135926d82
  5. 04 L c7b18d75b9b77e3c44f884cab117591a9425f8077530360d0dd5c40b6059a41b
  6. 05 L e0b37e36f76364e9678bdf743eef63ab4e3e0ee39e5dc6f41e5f6da5178b00f8
  7. 06 L 8ee09bd538a36c8618e31450ccf6df3007fa4e4b2832f95338e2ef3998d6a9c4
  8. 07 R 23ee29acc826f0462a6be82209081961ac3d4b277a00d6986ec2f68fc091e903
  9. 08 R 235ecec6ad442afe88494a1e988a966b012db4c5d80773ee2f24f872af689f76
  10. 09 R 9e2b5522357cbfc53996e772c193c1c78c62e042b235882e81871c90c16f290c
  11. root  13504a4b539773beb7fe0735d0d8dbd9613e9db07bf1da2dd394a40c7069117f