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 - CAMARINES SUR 1ST Award a ₱2.9M contract to E. GARCIA CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
eb8d7c0de6fff3f7fe35fd37dfc94ee980f0b4ed30afdda6fb70af27e06fc848
Status:
Included and unchanged
Block:
#4,014 1,999 blocks after it
Position in block:
Transaction 569 of 608
Award day:
Feb 3, 2020 (6 yrs 9 mo ago)
Value:
₱2,880,956.91
Project:
Construction Project
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 #4,014 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 - CAMARINES SUR 1ST awarded it to E. GARCIA CONSTRUCTION CORPORATION on 2020-02-03.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 eb8d7c0de6…6fc848now …
- 2. Block Merkle root changedstored 2ab1669a7a…bf68a2now …
- 3. Block #4014 hash changedstored a07bf23c15…6a6a0enow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 607 records. Each step hashes the current value together with the sibling shown.
- leaf eb8d7c0de6fff3f7fe35fd37dfc94ee980f0b4ed30afdda6fb70af27e06fc848
- 01 L e89c438a7bb7171307a1fae47112e0e993718c3ce6b6e47dba11fb6d17e2df8c
- 02 R 4aa1d955c0b6903f7554eafc54e4b8387b954358b9090ff73cc842ec2270bbcf
- 03 R 84b64424b16d6382cbc6924f5a01836c5bb15fff93309139f2b2b1749fe09d1f
- 04 L 8055729cb4fa71529934969aca89f670bef318eff71e83d5d1cb98b09afc8800
- 05 L a5ef3bf9473b11d91d909bfdba8b65d6cdded75a48110abc705f84235756500c
- 06 L 8e5664857aea541a0add28697d762794eaa375b4d8a1c7c252b0525e7250d263
- 07 R 0ce91089908d82db52557b0572b9fea32313ce0d2440995af01a4693306f6f7e
- 08 R c14e67d77c1f09b7722b80bb0547e5216b6781a406d4275dc0cd0a2bc5aab24e
- 09 R 3503dd43f3a687781e3016426f4dad23d3e971138e9bd7de49e6e81a255a7d18
- 10 L 23d2aa2ff176520421ad114c2f0af097f913908b335a4f49c368d8226c189d32
- root 2ab1669a7a5de2b5ad78686bf08d8d9a13c7dc834ede66db19711eb69fbf68a2