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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

PROVINCE OF BULACAN Award a ₱3.0M contract to OLYMPUS MINING AND BUILDERS GROUP PHILS. CORP.Provinces

Transaction hash:
8d67c729abeebb488da613ade326ede08a1a93877a3a56badad890e7476c2f47
Status:
Included and unchanged
Block:
#4,611 1,402 blocks after it
Position in block:
Transaction 263 of 475
Award day:
Oct 27, 2021 (5 yrs ago)
Value:
₱2,984,330.00
Project:
PEO-2021-127

Accountability

Bill Sec. 3 and 19
Responsible agency:
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 #4,611 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)
    PROVINCE OF BULACAN awarded it to OLYMPUS MINING AND BUILDERS GROUP PHILS. CORP. on 2021-10-27.
    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 Bulacan 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   8d67c729ab…6c2f47now      …
  2. 2. Block Merkle root changed
    stored   8bdfc8fae8…48b275now      …
  3. 3. Block #4611 hash changed
    stored   314b9ebd15…8f1203now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 474 records. Each step hashes the current value together with the sibling shown.

  1. leaf  8d67c729abeebb488da613ade326ede08a1a93877a3a56badad890e7476c2f47
  2. 01 L 8cccdfe7a9dd939fbeb0046e08797a3518d42c7d291a8ffa62e92fa2dff380e3
  3. 02 L 349191693b1546b4522bd2b01c9c29fdb54ff8f3b06da27d7c3f49830f29c0ab
  4. 03 L 8642ba064f45b033278b5e5c6564027bc27b57e3cf3e8e6cc5f197366b434ddf
  5. 04 R 3c0db650e7b7ee08c39068dd91bc606f0d073c39fc66806dbde1c821fa1b1b0d
  6. 05 R 221db594b7b13d71993e163bc715b65cd641779ed3eec4e515656a6eddf558af
  7. 06 R 890e29fd254a912da2d3829fd5064adb24655217c11df0243dba18c79ab8c38b
  8. 07 R 6d326a92917191beefd5e18907fc7913f7e5e6a0425d820ad27e65e9b019f981
  9. 08 R c943647fcb834eff75ea0105de8c84efe3df544c1f33fa76754c4db9f3ab277b
  10. 09 L 818f346d52c7907f82b0bc2bef454d10b770b6ef4415cf9dc7ac2dd427639e09
  11. root  8bdfc8fae830a3827356c9dcf45c6a45478a6d829ff8d6fffeea5a183348b275