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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

BARANGAY SAN ISIDRO, LIBMANAN, CAMARINES SUR Award a ₱293.6K contract to MICA CONSTRUCTION CO.Barangays

Transaction hash:
4e7c570cb484dccb3dcb1f2036bd167ba37d33a94096def1cd3a5df6fb5bad59
Status:
Included and unchanged
Block:
#1,597 4,416 blocks after it
Position in block:
Transaction 35 of 106
Award day:
Oct 29, 2012 (14 yrs ago)
Value:
₱293,610.94
Project:
CLUSTERED INFRASTRUCTURE PROJECTS

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 #1,597 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)
    BARANGAY SAN ISIDRO, LIBMANAN, CAMARINES SUR awarded it to MICA CONSTRUCTION CO. on 2012-10-29.
    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   4e7c570cb4…5bad59now      …
  2. 2. Block Merkle root changed
    stored   5878ee3d8c…63abc4now      …
  3. 3. Block #1597 hash changed
    stored   fc027df95b…4f8c34now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 105 records. Each step hashes the current value together with the sibling shown.

  1. leaf  4e7c570cb484dccb3dcb1f2036bd167ba37d33a94096def1cd3a5df6fb5bad59
  2. 01 L 4c3707b23cbd9fa5c58c63783809d2af6b394aa92eaf1718329c062d88749d45
  3. 02 L 05c9f5c4ada8664431747840a6de4d617f5420b97847813c2db61e62e61ffc79
  4. 03 R b5bb911a7e99e8abd610ecca7ed311e60116681b9fa1b5a46258681658be4fe8
  5. 04 R 4c53b68fba0d9546a5d4dfba8d0feeb7ed6c202a89620c74ef322d1850e8f86c
  6. 05 R ed7f9751bc72d89d23b31acdee19d28152a980e6877588a84c1f11133e2a9687
  7. 06 L 9b02515b4fbbd70d00a45ba9e66c418be9a50c34d0521462f66813dd963bb573
  8. 07 R c02b47a28a284a21e2a66e9ec6d159b5cea1169d3b0a1ccf04e33998e0c1fd8b
  9. root  5878ee3d8ce9a24f6b7a7f10ea584868b97c8dffa3c45c990ed7c91e3163abc4