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
APITransaction action
PROVINCE OF BULACAN Award a ₱6.9M contract to ARL CONSTRUCTIONProvinces
Transaction hash:
ca853e4232ebc7c7f768ba63ed3ce0bb7b1ee782a58f605fca583087018477af
Status:
Included and unchanged
Block:
#2,805 3,208 blocks after it
Position in block:
Transaction 67 of 80
Award day:
Jul 27, 2016 (10 yrs 3 mo ago)
From:
Value:
₱6,948,000.67
Project:
GSO-061916-069
Full record:
Accountability
Bill Sec. 3 and 19Responsible 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 #2,805 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)PROVINCE OF BULACAN awarded it to ARL CONSTRUCTION on 2016-07-27.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA 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
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored ca853e4232…8477afnow …
- 2. Block Merkle root changedstored a735bb26a6…46a8d1now …
- 3. Block #2805 hash changedstored f8685158e3…8be855now …
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 79 records. Each step hashes the current value together with the sibling shown.
- leaf ca853e4232ebc7c7f768ba63ed3ce0bb7b1ee782a58f605fca583087018477af
- 01 L c9c8f44a711606cf19170fff27dae72c60718ccfd0aa171b4da5bec4c7dbbbb1
- 02 L 408cf4b09c2a676ad051ddd43eda30f89ba9adf8e5263c63642092fe567625f5
- 03 R cd3d9aadb0b5d69e7304379bfba559fd078e38d7220897afc101e9c3eb6c034b
- 04 R 60e388ec0eaee115ef902889e7f45c2f14f4e9c7ee2fcc6c974ccf5f57094bca
- 05 R d28af77ddb626c0c7e69f9a5f3119c37729c42f5e354ef4a9d78df4dc76bf1b1
- 06 R e1b2b2b31e40449d674f3be7821a0005259366710ee92abbb4d1350a0389170a
- 07 L b191855056246047b2869872946cd1251931dace0f01226aee3a8b364ccae8bd
- root a735bb26a645dfc01db67f147ed0153f825c31b82a2b6faa1ed9465ba546a8d1