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 CALBAYOG, SAMAR Award a ₱2.5M contract to ARKOUZ BUILDERS & SUPPLYCities
Transaction hash:
ebdf647a211c87fc2a4a64d2de3259a7d2af10a13b8fbc22db1429ac41b0e1b7
Status:
Included and unchanged
Block:
#5,447 566 blocks after it
Position in block:
Transaction 452 of 488
Award day:
Mar 18, 2024 (2 yrs 7 mo ago)
Value:
₱2,496,392.38
Project:
CONSTRUCTION OF EVACUATION CENTER
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 #5,447 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 CALBAYOG, SAMAR awarded it to ARKOUZ BUILDERS & SUPPLY on 2024-03-18.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 Calbayog 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 ebdf647a21…b0e1b7now …
- 2. Block Merkle root changedstored 6cf8bd8652…0f9c87now …
- 3. Block #5447 hash changedstored 0bd9853d6b…db206enow …
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 487 records. Each step hashes the current value together with the sibling shown.
- leaf ebdf647a211c87fc2a4a64d2de3259a7d2af10a13b8fbc22db1429ac41b0e1b7
- 01 R ecd1e7fad757a5a52cb480f79fb4571ef03a9e04fbf2b65fa5db32c70bc7290c
- 02 R 9271f14bcd792227f5db3585eb86b1bfe2aea1255e1e9ccd677f7011c78ff730
- 03 L 5f74dd465122e2687e09576265ce80ee33c9015e8c4ed8c67293514537c9d286
- 04 R 1c268961385833b5c73518dbdf74f5c8682ca007d4d6a834e5ad0b713a9c74a7
- 05 R f206706de07e6fadfaa5f0ae987d40191d6cdb9293f7d7056c1cdd364743539c
- 06 R 733f64ccc01a82a2c52a98e41e803c8fd5d31c68c0e7e6ddf720d32f4fca2fce
- 07 L 81088270068c52236aef313cd30fdf483a06abf631b034e4447a17f7ac96411d
- 08 L 57ac14d6ebf6ce83bd3dbdbb5d340f65f20ff5ca3f7a909945a334022025c615
- 09 L 6180d3d58b38f239ce82ecf60d62f7ce979b35eb906f6ba7abd9ebcf42490816
- root 6cf8bd86527384da3ff036c315328cae25e91fdf0a02fed6c2b9414f9d0f9c87