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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

CITY OF BUTUAN, AGUSAN DEL NORTE Award a ₱1.4M contract to OLIN DEVELOPMENT ENGINEERING & CONSTRUCTIONCities

Transaction hash:
08b8545c1b558d52df25f7da2ab494d2dc2a918cf48da6314908b3f1a268d00d
Status:
Included and unchanged
Block:
#3,271 2,742 blocks after it
Position in block:
Transaction 25 of 544
Award day:
Dec 11, 2017 (8 yrs 11 mo ago)
Value:
₱1,428,399.96
Project:
Construction of Drainage Cover Purok 1,2,3 & 4, Br

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 #3,271 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)
    CITY OF BUTUAN, AGUSAN DEL NORTE awarded it to OLIN DEVELOPMENT ENGINEERING & CONSTRUCTION on 2017-12-11.
    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 City of Butuan 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   08b8545c1b…68d00dnow      …
  2. 2. Block Merkle root changed
    stored   ac8182be9d…434a75now      …
  3. 3. Block #3271 hash changed
    stored   73b9646f15…de8a02now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (10 steps)

How this one record is tied to the block's Merkle root, without needing the other 543 records. Each step hashes the current value together with the sibling shown.

  1. leaf  08b8545c1b558d52df25f7da2ab494d2dc2a918cf48da6314908b3f1a268d00d
  2. 01 L 0899ef0f918068529a93f44515be1a5dba1515a825817c083f7d7ecdb70697d6
  3. 02 R 55717fd7625115f13a42e237d684258684e737de3ea272a0294aa1253a31ef75
  4. 03 R 17d578e6425a72095afc13360bcbedf9e7315bfd0dd4509b482445875dd27865
  5. 04 L e38d37709f4330f5b66a41e7a02220a52ad3dd716509c76042b50eb79be927bc
  6. 05 L 402830ae1605d052a5652ada9579e4ea5afa55aac5a3d9c77195057181836e46
  7. 06 R 54bb0bb5d12c77bdaf0fedf1e01a67b1745173c8cbbf1d43c7b6df10aba93ddb
  8. 07 R 1adfe8093562cbbac0c2af5bc4f61b069cb2bc66ab63f1904019c22e74a46530
  9. 08 R 2ec3714b67a73420d474a77fa2c7ed2c1dd61fed4a229cf36d290d997436c669
  10. 09 R b19f03f0f0fba1769517d68e45c32483d53f4a6427b9b6f45be085c18014bda5
  11. 10 R 912d167358fd0ad0841680f3065e2dcd55305ae38a1d6315a7dd3d82ea32bb48
  12. root  ac8182be9d587b59039800efe7d34f166b0efa33fa7ffe057d5277a1cc434a75