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
CITY OF BUTUAN, AGUSAN DEL NORTE Award a ₱1.0M contract to TABADA CONSTRUCTION AND SUPPLIESCities
Transaction hash:
7edb1e5bcb8496a8367c2d4f3a24cdb264483585f55e909e004eb1709dd3ca09
Status:
Included and unchanged
Block:
#1,664 4,349 blocks after it
Position in block:
Transaction 11 of 27
Award day:
Jan 25, 2013 (13 yrs 9 mo ago)
Value:
₱1,000,000.00
Project:
PROCUREMENT OF VARIOUS INFRASTRUCTURE PROJECTS
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 #1,664 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)CITY OF BUTUAN, AGUSAN DEL NORTE awarded it to TABADA CONSTRUCTION AND SUPPLIES on 2013-01-25.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 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
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 7edb1e5bcb…d3ca09now …
- 2. Block Merkle root changedstored 8afa7e64c1…3ac89dnow …
- 3. Block #1664 hash changedstored 24ed186b88…4f8a3anow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (5 steps)
How this one record is tied to the block's Merkle root, without needing the other 26 records. Each step hashes the current value together with the sibling shown.
- leaf 7edb1e5bcb8496a8367c2d4f3a24cdb264483585f55e909e004eb1709dd3ca09
- 01 L 73dd32214ebee5b73deb406454e59c8c5c94281e42440f750d3970ec1548f687
- 02 L f8c90ba57e4b7b14eb5ef02b8c574c17fa43575b7bcb9f89a8069b5ee25e246b
- 03 R 65b249c03bb1519b8c21535eeb704e18006424fe0c85bb02857b7818945fef60
- 04 L 03a91f7bc96995813cda43f008b32dccc0cc2154d79c3cfbe55f58fafb5c2f96
- 05 R 614c240309cd47288d0c7be6cda89d8ef32a93b93b206127afff90cad2517279
- root 8afa7e64c1aaa07c3da7cd6f2a8b8912ec29dc2ef173a2fb0c4f4259723ac89d