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 ₱10.0M contract to ARKOUZ BUILDERS & SUPPLYCities
Transaction hash:
95d4e8925f563b87a4430bb63478d8a091a9de2325b2c40b500676a80fc02cd8
Status:
Included and unchanged
Block:
#5,215 798 blocks after it
Position in block:
Transaction 178 of 297
Award day:
Jul 17, 2023 (3 yrs 3 mo ago)
Value:
₱9,992,279.19
Project:
CONSTRUCTION OF BARANGAY ROAD TO JACINTO
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 #5,215 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 2023-07-17.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 95d4e8925f…c02cd8now …
- 2. Block Merkle root changedstored 17a38ac17a…9aa767now …
- 3. Block #5215 hash changedstored a619e13b25…905df0now …
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 296 records. Each step hashes the current value together with the sibling shown.
- leaf 95d4e8925f563b87a4430bb63478d8a091a9de2325b2c40b500676a80fc02cd8
- 01 R 95d739d9882a115213f25ac2539e92a796fb62fb51a697c8a761e1b421ab85fb
- 02 L 113b3314f9b47a614920920bb899c65a9307a29c23990237bfbc3b2d3d70372e
- 03 R 40e50ae03e4da6872178350c329123b075adfb7632feb6a37bf8efdb59c1bb0d
- 04 R 9956bbe8a001ea3cd3857f8b22cf628f2746cd9c5af420d41a2a8919774491aa
- 05 L 82a832faa5091d714f85abf89846ad352e4b60caa52ea3e45c526b3326d9309e
- 06 L 7a90e04b45a937cb5f5a52695cd27501d45db43bd06977d86b29f158d6b0632d
- 07 R 75feb2561f008b30815d8cb3f88260f5c1f80105b223a9d7b8eeb6a3bf698e1f
- 08 L 765f8b928270d55dd8460800b5f0b8a8d6e8154e0b087a6ceed5fb2b2f377762
- 09 R 25ad5ffa54728f70f517ddf1d0a2899b4518a54a5e69698e895bd65b79593f91
- root 17a38ac17a18bc97529feb176cd4b2e0d5f317357b2836ce0d948a4ce99aa767