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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

MUNICIPALITY OF SAN ISIDRO, NORTHERN SAMAR Award a ₱978.5K contract to CDU CONSTRUCTIONMunicipalities

Transaction hash:
8ab87346dbdfd685f4fbad6e38cf2a10dc8c0f7a766216bd0e6fdfe9ec2f5005
Status:
Included and unchanged
Block:
#1,966 4,047 blocks after it
Position in block:
Transaction 52 of 96
Award day:
Jan 7, 2014 (12 yrs 10 mo ago)
Value:
₱978,515.99
Project:
Construction of Water System Level II (Phase 1)

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 #1,966 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)
    MUNICIPALITY OF SAN ISIDRO, NORTHERN SAMAR awarded it to CDU CONSTRUCTION on 2014-01-07.
    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)
    COA's CY2024 audit of San Isidro gave a "qualified" opinion on its financial statements (not specific to this contract).
    Partly

1 of 8 documents found, 1 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   8ab87346db…2f5005now      …
  2. 2. Block Merkle root changed
    stored   c59319ac33…ed96benow      …
  3. 3. Block #1966 hash changed
    stored   6b84847c34…0ecaa8now      …
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 95 records. Each step hashes the current value together with the sibling shown.

  1. leaf  8ab87346dbdfd685f4fbad6e38cf2a10dc8c0f7a766216bd0e6fdfe9ec2f5005
  2. 01 R 8f3734d2be63dfe60b5eddb18d8b8f90f34d7eb71fcc63ad05327b498b83bf33
  3. 02 R 503b2cd71616c025e0de6e7e67b3961a46d6e982e14139d79a7c3a2c2410e08a
  4. 03 L 0af0adc700d92aca06210cde0841faa8d00aa2b1d3065b8cb99eb854983f39d4
  5. 04 R 99ef7bc8504b6082c1487586a096d979586a9c57acb6524e8a79de75ee9e01e9
  6. 05 L 32b4a8d02949db39a2dc98f877c0f2455e84b613f9ed2713bc38824869323239
  7. 06 L 3757560fdd142671ada375aa12a60a84fec237805581ab0517084bc1d365b2d8
  8. 07 R 85e056345d5d5ca35739f99614715bfd8fdbc15baaf2d2d53c02e16e0de324cc
  9. root  c59319ac33b95b3760b6f10c4139abee81b8a5523d219c1011570f4d29ed96be