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

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAVITE I DEO Award a ₱29.4M contract to R2A CONSTRUCTION & TRADINGNational agencies

Transaction hash:
43f7cd30c2014b34733ca72b157d9d2c1d4c8d4af82c6613f7f8fd4a6d4947ac
Status:
Included and unchanged
Block:
#5,161 852 blocks after it
Position in block:
Transaction 129 of 507
Award day:
May 22, 2023 (3 yrs 5 mo ago)

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 #5,161 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)
    DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAVITE I DEO awarded it to R2A CONSTRUCTION & TRADING on 2023-05-22.
    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   43f7cd30c2…4947acnow      …
  2. 2. Block Merkle root changed
    stored   8b7ddbdb71…438538now      …
  3. 3. Block #5161 hash changed
    stored   1bc84bae85…cced2dnow      …
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 506 records. Each step hashes the current value together with the sibling shown.

  1. leaf  43f7cd30c2014b34733ca72b157d9d2c1d4c8d4af82c6613f7f8fd4a6d4947ac
  2. 01 L 423821a5c34058594e8aa5c3a70db2bf4c6c547acff7783fe706316dc8a40017
  3. 02 R ad4128416a6ba2eb0334763a4c0015ea28a02899c728204c8682e4a5648df78c
  4. 03 R 0b1964072395918ea0795c78c651584528a91aedacc04b965d4b7ba4f50fdac3
  5. 04 R c62550f3522dcac89ff3943af75d1732653c310b10f4f48422f2cc121ede1d09
  6. 05 R 400f2178453506d67eef177cf10f85283870ea11512d8044bc6dc04cbf095c0a
  7. 06 R 2d6fb7d171558f3c65507500a2d776b4dfba9d952f37785eb1583c13aa862d4c
  8. 07 R db44822973676f22ab9826ee1a6418d83adbf383efe2a622598d4d8fe529f211
  9. 08 L c6c5eaa4a2763bc3ba9247a7168d07fcc83b4471c1c1cfeb9a8a4003960c0a1a
  10. 09 R 691d3665837afd05026d8f1b58547dd2d2398fecd373f874b38ead9c55b95f5b
  11. root  8b7ddbdb711bd2496b37bb354cd750a6314ec72d0e6c36cb9ba97541ad438538