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-LAGUNA II DISTRICT ENGINEERING OFFICE Award a ₱14.4M contract to ST. GERRARD CONSTRUCTIONNational agencies
Transaction hash:
07fc8e76b5bf2e6a4782d5507a17d3a443f32667ae32ebf72001b03cd4c75c58
Status:
Included and unchanged
Block:
#2,454 3,559 blocks after it
Position in block:
Transaction 8 of 201
Award day:
Jul 7, 2015 (11 yrs 4 mo ago)
Value:
₱14,390,684.05
Project:
15DI0075
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 #2,454 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-LAGUNA II DISTRICT ENGINEERING OFFICE awarded it to ST. GERRARD CONSTRUCTION on 2015-07-07.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 07fc8e76b5…c75c58now …
- 2. Block Merkle root changedstored af66c38fa8…440c2dnow …
- 3. Block #2454 hash changedstored c33a4d5b01…04b1acnow …
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 200 records. Each step hashes the current value together with the sibling shown.
- leaf 07fc8e76b5bf2e6a4782d5507a17d3a443f32667ae32ebf72001b03cd4c75c58
- 01 R 0957b4cc3fb18beb9109bf3b8e4a5362c1fc3dfa80d513fa86d0a2197d81191a
- 02 R b4d271866ed985dd07faf39b109446cf6f1d6d82406fd9c5653806676299703d
- 03 R cef8578b948b7dc0312a02f2beec63719f13ffc627cfb38fd38f7570848cbbf5
- 04 L 34ce91f2b4811bcf95f26a0dceeb622f48498995eacdc7bb2bdc67bec23bbd6d
- 05 R 82e1e077b0be34f9b57254d28a293f0cffd73f557bd34284da2675461def770d
- 06 R 19a7244928bf0e42aea131ff754b0a004d743442a8faaef95664272e56cf053a
- 07 R 024541a1f82425a47bf197b0eecc4e53da6072d9010504851a77f3ea8c59a5fe
- 08 R 06bbfd9610fb663d395dc6ab5ceed2f37cb476268b7464a9a96273e27e5a280a
- root af66c38fa85acb4dc3712f369bdc42017c135fed23de3e2f09cd9a9cd6440c2d