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 ₱3.2M contract to THREE POLL BUILDERS AND SUPPLYProvinces
Transaction hash:
1da5d8cb3ab4aec22f79991e425c8d7c2621ea69ec0e13a7eabfb859abc9156f
Status:
Included and unchanged
Block:
#3,398 2,615 blocks after it
Position in block:
Transaction 27 of 302
Award day:
Apr 23, 2018 (8 yrs 6 mo ago)
From:
Value:
₱3,154,013.31
Project:
PEO-032718-140
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 #3,398 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 THREE POLL BUILDERS AND SUPPLY on 2018-04-23.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 1da5d8cb3a…c9156fnow …
- 2. Block Merkle root changedstored c87ccc6b9b…5ab168now …
- 3. Block #3398 hash changedstored c6c0983f2a…f7eae7now …
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 301 records. Each step hashes the current value together with the sibling shown.
- leaf 1da5d8cb3ab4aec22f79991e425c8d7c2621ea69ec0e13a7eabfb859abc9156f
- 01 L 1d9c5f48e3209b66e6579e32d50c8de35474db25faa6fb7154735a3e7d373b3f
- 02 L f99dd3f22f666dfdaac4bb696c25fffef288a7680a3b401347dc244dabaf65d0
- 03 R 7716a1a57a6ac9f97a3eea0fba95900fd36fb58e619748cdd00b87d7bc7a40a5
- 04 L 8083715692a2fdb6e05cde03a62a4f9ea6181b1d11370ef66bcc9a0330f639db
- 05 L 2f4d2d111fa789af03aa4a83cc6c60371e779a05250acec4d8014e46363bb0de
- 06 R 45cadec321af618b580558fd2fae9c5b8d769bd7b4bc2a54cfdfe0cf7041c0da
- 07 R 29e6d7f888a5d4352afc02267027a724cca4858173300055e606b19ae5e7bd1f
- 08 R 3bb470e2ba11038fbfd5cab9f1958882c094b67c794b807a2cc4f5a0f1ce9d82
- 09 R fc2d0176074916363cba9c6ab7e7d8cbdc006cd32db1f70bac12a598ac1a84ad
- root c87ccc6b9b79022db6960dc58b4e36839e73f9790674b1c50d2c32c0bc5ab168