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 ALBAY Award a ₱1.6M contract to MAE MAR CONSTRUCTION AND SUPPLYProvinces
Transaction hash:
64daba2b617eeb97a1663552530c07c4db8f73ad75a468ac2838951c09e6b7ce
Status:
Included and unchanged
Block:
#4,473 1,540 blocks after it
Position in block:
Transaction 98 of 221
Award day:
Jun 8, 2021 (5 yrs 5 mo ago)
From:
Value:
₱1,598,969.17
Project:
Repair of Rawis Elementary School (3 Classrooms School Building) at Rawis, Libon, Albay PR No. 200-21-05-0224
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 #4,473 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 ALBAY awarded it to MAE MAR CONSTRUCTION AND SUPPLY on 2021-06-08.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 Albay 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 64daba2b61…e6b7cenow …
- 2. Block Merkle root changedstored be8193fdde…2ec958now …
- 3. Block #4473 hash changedstored 04666ec217…5ce446now …
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 220 records. Each step hashes the current value together with the sibling shown.
- leaf 64daba2b617eeb97a1663552530c07c4db8f73ad75a468ac2838951c09e6b7ce
- 01 R 6568aea9ae1bd70c2211420d3c492015fa202e8f8a7aeba3f62eb6cae329afa3
- 02 L c16099cf6cc120d169db68e98a81c85b30b62761be493a855352441d81c27bd7
- 03 R 499e3e1e0606c3e6190a7d8c210264e40f89709e71a7d18489c54e037afffc3c
- 04 R 0a87fdebba0e26e4119221eaf4d38d812dedf3222b3325c6d36023039c156598
- 05 R 755c580cd7008e38eaed50cf2dac5196fb7ffa9aeb83941c4460e1876afd26ab
- 06 L ed7ae81cc942a3e558ffe99036ec6051d0299c2d7ea76afb850657a8e02e6882
- 07 L 81379dff04c51ed54fda39022fee64f9cc27dd207dda994ed7683e769b8f2768
- 08 R 5de20b82de762a5785a6bf97c1f56753a20a51ab98cb163967612660a3a3f0fe
- root be8193fddec943ac1b6db54a0cace145bea9ee5f40bc949eaf3198681b2ec958