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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-CAMARINES SUR 2ND DE Award a ₱490.0K contract to PHIL MANNA CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:
77f070edb123bfe3cccf8556ff0994f145a23ecadf46286f497bf1fbab6b15cc
Status:
Included and unchanged
Block:
#1,334 4,679 blocks after it
Position in block:
Transaction 60 of 130
Award day:
Dec 28, 2011 (14 yrs 10 mo ago)
Value:
₱490,000.00
Project:
11FE0041 -Construction of Multi-Purpose Building, City Hall Compound, Naga City

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 #1,334 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-CAMARINES SUR 2ND DE awarded it to PHIL MANNA CONSTRUCTION AND SUPPLY on 2011-12-28.
    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   77f070edb1…6b15ccnow      …
  2. 2. Block Merkle root changed
    stored   41f6ce16b3…5b84f9now      …
  3. 3. Block #1334 hash changed
    stored   198fe32b68…59bfc1now      …
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 129 records. Each step hashes the current value together with the sibling shown.

  1. leaf  77f070edb123bfe3cccf8556ff0994f145a23ecadf46286f497bf1fbab6b15cc
  2. 01 R 78643125d7c8e9ff68657dd4b7acc4acb6c2b40fe4574a9d03e4addf59ff3653
  3. 02 R e8ed12fb6cd3c9a438e716bd66f2d7d9fae08c364e002328573dc939adb28be3
  4. 03 L c99bae7a1fe893daad9b50854ff38296707e248b16590ccdc993db95dd3690c4
  5. 04 L a570a9ff1cf54aa8080bc99b120ccd7d4768e83e6e4412d814cde4841d00bf10
  6. 05 L 56ff3c6397c2b3e36301997f0e20f644264652013a84e0f948434869ec9a6b2c
  7. 06 L 08f2bb22c42a64dc7e4ce0add8729d3360e514087f85b4676751b85496b98248
  8. 07 R 4842c1a0c72ce69e2dafc4874d31e509c58c9fd968e4f7cbda4746c9504ed4ef
  9. 08 R d3540b1033737f13dfde8ae4c4a231dc2c6736b1b3d644e7d74391987e2aeb0b
  10. root  41f6ce16b3970531a0065b27f54e4d540a49a0cec290e61889ace0b8b35b84f9