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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 (METRO MANILA 3RD ED Award a ₱10.6M contract to WAY MAKER GENERAL CONTRACTOR OPCNational agencies

Transaction hash:
f2a271b247e1b7106b9bdbeecd7f1a12445a8cec8cb41e07146306faf874f222
Status:
Included and unchanged
Block:
#5,161 852 blocks after it
Position in block:
Transaction 486 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 (METRO MANILA 3RD ED awarded it to WAY MAKER GENERAL CONTRACTOR OPC 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   f2a271b247…74f222now      …
  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  f2a271b247e1b7106b9bdbeecd7f1a12445a8cec8cb41e07146306faf874f222
  2. 01 R f3a867b3e30c24b13683c474cc31ee83128025e3c0ccfbab2bb4d562f2c390ca
  3. 02 L 1432ea6e22b7caac4668bc7570d5bacc60ddc5dcbbbb32905169e19e60be41fc
  4. 03 L a55f82c8e4b3b4fa7f71696b775e43abed9090d48de0517ed599f6bdb7d38088
  5. 04 R d54766495eec1590060a6dccd014578be381e9f56deb652ed33c32d36fe1a3d6
  6. 05 R b15f59dc78e7eef4f30cc57a10527481cb65bbc6528932be79194e385548899c
  7. 06 L 2c433f557ae1c039d61925b959c3ce7eb92cadeb030a1cc344e8f2c66bfded71
  8. 07 L 5b9d1babd1ab58f104f213ea0002074055fa58e597752b7b96a05fd064902b63
  9. 08 L a55f07f0fbabf81f9f9e5019825685ec2685e140b89aac41feb789a73d1ed76a
  10. 09 L 1293991e82477d1765700ced82afd0f4310436d8a989794bfadd0f7eca186dd8
  11. root  8b7ddbdb711bd2496b37bb354cd750a6314ec72d0e6c36cb9ba97541ad438538