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
ECOSYSTEMS RESEARCH AND DEVELOPMENT BUREAU - (ERDB) Award a ₱4.6M contract to ZEART CONSTRUCTION SUPPLY CO.National agencies
Transaction hash:
6c9cd68653d26902ad4e1e0db9a35f95d7c39ce32b0e0467b7621ab2d430a82b
Status:
Included and unchanged
Block:
#3,122 2,891 blocks after it
Position in block:
Transaction 100 of 219
Award day:
Jul 3, 2017 (9 yrs 4 mo ago)
Value:
₱4,566,842.82
Project:
Construction
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 #3,122 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)ECOSYSTEMS RESEARCH AND DEVELOPMENT BUREAU - (ERDB) awarded it to ZEART CONSTRUCTION SUPPLY CO. on 2017-07-03.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 6c9cd68653…30a82bnow …
- 2. Block Merkle root changedstored 9998b7b1b2…5b23a3now …
- 3. Block #3122 hash changedstored e497d5ab4b…5419f7now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 218 records. Each step hashes the current value together with the sibling shown.
- leaf 6c9cd68653d26902ad4e1e0db9a35f95d7c39ce32b0e0467b7621ab2d430a82b
- 01 R 6dce7cfb1f7e38d9c8af5ca2e8d4acfdc0fdfa5f9489d7a547dd5bec0f879bb9
- 02 R 337c283e34ea75cfa754afa7c5aaf0f0495c30b567dcccca0df168943a9da31f
- 03 L 60fc5114d49636975a78fdd1a547ef4cf2a5755f044b2af94e2c751befa9cafd
- 04 R 53825c535d6823f26bacd6b375c39b52eb74789ad7f3e4216124962bc925ee23
- 05 R dfc67b80dabf0f80a3ec9fd1584fdf993faf891ce526e524849086094c9f2806
- 06 L a35d267e25b10a765c6592e51619a58d4fb6cb4298a29eaf067a7bba4b34b58d
- 07 L cd3a3c38f2dc874b1e6ac8f53858f79d9ddf0941702a5827d6c42db2940ccec5
- 08 R 2c61f73228f757d34e97a2f2109324f98f816efcd19f5e2d724d87d59a489135
- root 9998b7b1b2e362d679c082cd70940ae65a8d64c41110df4bcc36a4801d5b23a3