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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 ₱137.0M contract to J. E. MANALO & CO., INC.National agencies

Transaction hash:
cbd4b40e23b4d7ff17860c8e92468de3987ff0a685c8fb46b60ef4dce84f8d54
Status:
Included and unchanged
Block:
#829 5,184 blocks after it
Position in block:
Transaction 173 of 221
Award day:
Mar 23, 2010 (16 yrs 7 mo ago)
Value:
₱137,035,074.73
Project:
Invitation to Bid for the Proposed New Port of San Jose, Port of San Jose, Caminawit, Occidental Mindoro

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 #829 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 J. E. MANALO & CO., INC. on 2010-03-23.
    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   cbd4b40e23…4f8d54now      …
  2. 2. Block Merkle root changed
    stored   83263875da…b84d9bnow      …
  3. 3. Block #829 hash changed
    stored   a51063e7fe…ed4b58now      …
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 220 records. Each step hashes the current value together with the sibling shown.

  1. leaf  cbd4b40e23b4d7ff17860c8e92468de3987ff0a685c8fb46b60ef4dce84f8d54
  2. 01 L cabc4591f0636e5904544fd35950bccaa71cbb416d924a077f3a2ffe507b49c1
  3. 02 R a8684ad9b8fa7b8c3fb56d6ac55ec87d9e243cf14589948342f07f3447c7ac44
  4. 03 L 9baacbc6649ac56b604aaa9f5b51940bbbe7cec9ab3a800a7d60dcc4a23f0018
  5. 04 L 32612d061ac66fb9ff0c8e8012b96442c120d7abd0bdc1f8b7bce65bf1b2fb49
  6. 05 R dbfe95740d53a0d6dd336978c8cd1c32f82bc50fea480af8171218f950752281
  7. 06 L f613beba4bbb9a25446898e48357a8ffe785d3a3bee73e21cc865738e39ac913
  8. 07 R e5ab194c0534ee6cc0d48cc25b83d9e8e282bdbcfabcfa215679cade6c67491c
  9. 08 L e84bb44e6405b13e22d172236dcfde9c9610304891aabbe7bdf801d577acd59f
  10. root  83263875daac663b63ba2287a29b08f4c190aecad9c31fb52dae09b1d9b84d9b