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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION IV-B Award a ₱135.3M contract to SYNDTITE CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
f17bf004fdedee93fd047b1548ddc5745fa008a2eadaf3e22851a337369eca66
Status:
Included and unchanged
Block:
#2,837 3,176 blocks after it
Position in block:
Transaction 266 of 285
Award day:
Aug 30, 2016 (10 yrs 2 mo ago)
Value:
₱135,288,414.48
Project:
16000000000000001160502982104467762018533990554344351288291362487664640
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 #2,837 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION IV-B awarded it to SYNDTITE CONSTRUCTION CORPORATION on 2016-08-30.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 f17bf004fd…9eca66now …
- 2. Block Merkle root changedstored 8843801cf6…e8aefdnow …
- 3. Block #2837 hash changedstored 9abdbfe8ad…94ab83now …
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 284 records. Each step hashes the current value together with the sibling shown.
- leaf f17bf004fdedee93fd047b1548ddc5745fa008a2eadaf3e22851a337369eca66
- 01 R f3221abb7ba8ef6fae035cffd69341ab71582b25b1ecd5fc7c1fc0a3bf68d281
- 02 L 824c9d9fda9594a1e18b62a14c8251dac520d8fa5fb36cec327a56ed282a834a
- 03 R e0160b4672ba3d57560f5bc588086e4e4905e252535a66ff4ab796dbaf3a6de5
- 04 L 028c96b1a787cdad01ccc75394054c8137748dd660253dff20fa3421baf9a71d
- 05 R 3a669d92fdf6e1171d7e6bcd3e670b05aec751990c7b3a9a23b2d023208c24e1
- 06 R 2a8a4bea0caca8d9f86514870c3d416990bf4c52e078cdd3a1d0b874773cb6c0
- 07 R 98bd95a8995e52939eb034b2c437d0c9ab7f75bfdc843806f4161b6c2f6498ca
- 08 R ceaff0820a0ca50647df9fec692573356bb734a6e920370cfca4277070bacbf0
- 09 L 5f6b93312e6440fd6f0e9f424f93c60bc1f285a89709c05a4865d4f803dbc07a
- root 8843801cf6bf54225d91d835bcb2bd4c47d56b876088f77044eb7b790ae8aefd