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
SAMAR STATE UNIVERSITY Award a ₱4.7M contract to BLACK NAZARENE BUILDERS AND ENTERPRISESNational agencies
Transaction hash:
2e062e8e17aff9284514fa55416934f3c0392ffa0f0223b0a70a20216ac7e563
Status:
Included and unchanged
Block:
#2,346 3,667 blocks after it
Position in block:
Transaction 16 of 118
Award day:
Mar 10, 2015 (11 yrs 8 mo ago)
Value:
₱4,675,875.95
Project:
Construction of Nursing Building P2
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 #2,346 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)SAMAR STATE UNIVERSITY awarded it to BLACK NAZARENE BUILDERS AND ENTERPRISES on 2015-03-10.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 2e062e8e17…c7e563now …
- 2. Block Merkle root changedstored 5bb93b61d2…1d1394now …
- 3. Block #2346 hash changedstored ef904f02e3…d90367now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 117 records. Each step hashes the current value together with the sibling shown.
- leaf 2e062e8e17aff9284514fa55416934f3c0392ffa0f0223b0a70a20216ac7e563
- 01 R 30242d3d79bc83b43e1a76fd21850cd7cfd94ca58637697d6b422175a14afb92
- 02 R 388422ed105ee1ccd4144c48d66b0e883029612ba9e6dfa09f859665e6ad097d
- 03 R 3e57266e03acf22c63a1e9135d09cad95f0d41c080a4e6c4023a3906d832ea7b
- 04 R 3c2db3fd5b68eb449cdc854d84e83daa4668d53247d39a895f6e0c372c604328
- 05 L 30c086677df2f32c430ebaf9d768da40cc78fddd4b6b3a56c8274344ab40166f
- 06 R 3a83624f9ec5e70b17d500812f4946475988f1f5f9acc007caa3597b221521c4
- 07 R f8cbd3a351b25bcae9c5ffd1f657ac2618abea0c738d62ec167eaa679bf34f35
- root 5bb93b61d23ce0a1b7e04c2614e91fb8865059911b61ceb84f266976d31d1394