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
DPWH, AURORA DISTRICT ENGINEERING OFFICE Award a ₱5.0M contract to JOHN DEE B. BUSTAMANTE CONSTRUCTIONNational agencies
Transaction hash:
949add2d8cd7fe7922b1b0f80e261a10d7dfe7ae09648f53e7fe4854fdd3aa63
Status:
Included and unchanged
Block:
#2,388 3,625 blocks after it
Position in block:
Transaction 107 of 200
Award day:
Apr 24, 2015 (11 yrs 6 mo ago)
Value:
₱5,021,929.25
Project:
15CN0011
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 #2,388 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)DPWH, AURORA DISTRICT ENGINEERING OFFICE awarded it to JOHN DEE B. BUSTAMANTE CONSTRUCTION on 2015-04-24.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 949add2d8c…d3aa63now …
- 2. Block Merkle root changedstored a7ff378eaf…a5d62anow …
- 3. Block #2388 hash changedstored 4ce87aa773…8f904cnow …
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 199 records. Each step hashes the current value together with the sibling shown.
- leaf 949add2d8cd7fe7922b1b0f80e261a10d7dfe7ae09648f53e7fe4854fdd3aa63
- 01 L 9328397c7d8b69621e2a545fce08709b8341a5a751043e171aa5c8687dd0d41b
- 02 L 2092e1779707ac4720abbac806fea32a5e4f062073746877db87d04ae3844510
- 03 R c685f3c65b80c3e832a60120d1d4fa26d118c496b34b343476a51580e2f1ef72
- 04 L db0a74edd1bbfad6725e73cbe458457584910f2011698723681c71602b1aa6e6
- 05 R d1234b8a78a335c0bc937ee064161f8c2170ca00e3d422bbe2fcf92b4bc0a5d9
- 06 L b5b9c504cff812118c6d6617eeea04635ebbed0c3a5caec025d778a8f2072954
- 07 L b470e546669ba1238ec4173581d28ba2e71ba5793f6b8ac376065c566c8d4d22
- 08 R 4f6eff2518bd6c4cdd298630b7a3ab8f0524006c143dd94c43f161acd3fff96c
- root a7ff378eaf8bbb09107e69aed4674ccb07581ed631c28576ecd491337fa5d62a