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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

PHILIPPINE PORTS AUTHORITY - HEAD OFFICE Award a ₱17.9M contract to EDTAHA BUILDERS INC.National agencies

Transaction hash:
fa52abd4b5cd478aab0be4ec5d8be675093b677be8664baadeb1c8552a6e1419
Status:
Included and unchanged
Block:
#3,572 2,441 blocks after it
Position in block:
Transaction 151 of 156
Award day:
Oct 25, 2018 (8 yrs ago)
Value:
₱17,880,943.24
Project:
Port of Codon, San Andres, Catanduanes

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 #3,572 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)
    PHILIPPINE PORTS AUTHORITY - HEAD OFFICE awarded it to EDTAHA BUILDERS INC. on 2018-10-25.
    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   fa52abd4b5…6e1419now      …
  2. 2. Block Merkle root changed
    stored   7bbdc41d84…a261cfnow      …
  3. 3. Block #3572 hash changed
    stored   b4ad71e274…a7ce22now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 155 records. Each step hashes the current value together with the sibling shown.

  1. leaf  fa52abd4b5cd478aab0be4ec5d8be675093b677be8664baadeb1c8552a6e1419
  2. 01 L f8751227d4485186faf1979f229e7c89da6d5260b93e144ac0f7e6bdf22d26e0
  3. 02 L 674828ef5464caa9fd41b0c998b5d04dba3d714c301548dcae3a11f86afc3de5
  4. 03 L 49b915f95bb908575e837828c6aadcba4d03a3da2b3edcc53361f1162a4e4550
  5. 04 R 5e0d6afedb7a5e992b5ebf1ba6ea51e80593fd0f0d3ddf038e8a14d8990d36e8
  6. 05 L 64c6a16ade79cd74ddd20abc0bd3259cb43b150dceba60be6d937ab830b12275
  7. 06 R 1ca81ab6ca8f34c3d7cbbd855905112b1a50f2aea83870795ab125efb461b648
  8. 07 R 421024b80c72733c75b9fb3971922576e5fd1bba2b5f56e1f67b51c660afba25
  9. 08 L 27d309bcf1921be120c3629c14b8696df7f5f80b803989bc3d9cd29759f963f8
  10. root  7bbdc41d847868f0327aa3d6c64f31a7212c67436bc80e450dc7983844a261cf