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 EDUCATION - DIVISION OF SURIGAO DEL SUR Award a ₱2.1M contract to AMA CONSTRUCTIONNational agencies
Transaction hash:
c19fcf0c246749b495d980142fbd9058c0183e923fe86b41484d7a0374071370
Status:
Included and unchanged
Block:
#3,862 2,151 blocks after it
Position in block:
Transaction 197 of 270
Award day:
Aug 29, 2019 (7 yrs 2 mo ago)
Value:
₱2,065,044.95
Project:
REPAIR/REHAB OF CLASSROOM BEFF CY 2019 C 13
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 #3,862 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 EDUCATION - DIVISION OF SURIGAO DEL SUR awarded it to AMA CONSTRUCTION on 2019-08-29.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 c19fcf0c24…071370now …
- 2. Block Merkle root changedstored 85ed6ebd41…0b86c7now …
- 3. Block #3862 hash changedstored 780b6e075d…b5c2dfnow …
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 269 records. Each step hashes the current value together with the sibling shown.
- leaf c19fcf0c246749b495d980142fbd9058c0183e923fe86b41484d7a0374071370
- 01 L c13d30b43a008f9e0993408a948040c36b8834aaf4ddaf1bc03b9c6d1b214a05
- 02 R 5231771e7b74408994e96f375d8a802a038153449c8073eb7e5a22624314ff55
- 03 L b8cb5429e543d70a917a0072250e5263bc7fc82ea210cf4c1a0e7d9abaffdbbc
- 04 R 8c3ec35d387391d744395e5040278c15a4b3c474f8314f9a328faf3d73d42ad6
- 05 R 85224570bf22e457d608cc6e09629b727fcd955f02ba9aa5cb30acfe9bb3376d
- 06 R 8b2e610584f7973a642604d445f80e1cc8ab997a0aa9cd6654a96eb5721b7efd
- 07 L 855f434151e86726da7c4c1315e0e9a34051bf5c701f0b1fabb3292192c10924
- 08 L 32290ddb87832232b551c89c4f8b87fcee10f1afd28bcb68fcb3683219ed457c
- 09 R 7a90902cfe1e554debbd0adff2aaa78d0a146051618518f80c14d6647670eabc
- root 85ed6ebd41180f29571dc8f7d539572cf5173204907a8684e7837d77fb0b86c7