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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 AURORA, ISABELA Award a ₱1.7M contract to SAN LAZARO CONSTRUCTIONMunicipalities

Transaction hash:
e7d959f4e7490de95883a6faa082f138db69e1b20f47ba7395c5de00838d2534
Status:
Included and unchanged
Block:
#3,917 2,096 blocks after it
Position in block:
Transaction 227 of 252
Award day:
Oct 25, 2019 (7 yrs ago)
Value:
₱1,748,717.86
Project:
Construction 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 #3,917 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 AURORA, ISABELA awarded it to SAN LAZARO CONSTRUCTION on 2019-10-25.
    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)
    COA's CY2024 audit of Aurora 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   e7d959f4e7…8d2534now      …
  2. 2. Block Merkle root changed
    stored   7506b30391…bae3a8now      …
  3. 3. Block #3917 hash changed
    stored   ada404f23c…e7d94bnow      …
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 251 records. Each step hashes the current value together with the sibling shown.

  1. leaf  e7d959f4e7490de95883a6faa082f138db69e1b20f47ba7395c5de00838d2534
  2. 01 L e74aad5f101e57d9b374e39e1279664f387c7e7479d20a531d3fd3720d8ee7b4
  3. 02 L 84da1a9383953c9ae1b32b8b07c5e0667b791d24060afcbffb48c11331afc39e
  4. 03 R 705e33d38d6735aaed933290fb80b2fc963e94bd844b4198896d3b59f2893bd0
  5. 04 R 09d6e3a9963d7bd3f34e971401c3da022f368c358198cfedd7c2d903b6b86c5e
  6. 05 R d451aa885fba46008f43ae0e12352c97ce9d818b47f0705b455a6a112c1b63ab
  7. 06 L 0e4bc32028b297a56b6b4abe509d6e26a05cdd4bdefd861d2efe80c21bb5e7b8
  8. 07 L da79e5220b8d7a4e781e5973c93db8a08bddd7b6636dd2c5f17e9cecc6e32246
  9. 08 L c6f5e0ac8df2518d78f8ead215b95322792900e58e3b0527f3e1f1f66700f4de
  10. root  7506b30391b3984f0ecddf256881d96f2f044bf61e8f9ca56cc67cb792bae3a8