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
PROVINCE OF RIZAL Award a ₱2.0M contract to MEGASTRUCTURE BUILDER AND TRADING CORPORATIONProvinces
Transaction hash:
937bf7489921d00a87f08aac3bc1f333760c266e1096a5a71163941490e40ff6
Status:
Included and unchanged
Block:
#3,017 2,996 blocks after it
Position in block:
Transaction 114 of 206
Award day:
Mar 15, 2017 (9 yrs 7 mo ago)
From:
Value:
₱1,989,343.53
Project:
Improvement/Concreting (portion) of Road at Sitio
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 #3,017 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)PROVINCE OF RIZAL awarded it to MEGASTRUCTURE BUILDER AND TRADING CORPORATION on 2017-03-15.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)COA's CY2024 audit of Rizal gave a "not stated" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 937bf74899…e40ff6now …
- 2. Block Merkle root changedstored cb2306fc08…ed49b3now …
- 3. Block #3017 hash changedstored f518a8f91d…a65157now …
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 205 records. Each step hashes the current value together with the sibling shown.
- leaf 937bf7489921d00a87f08aac3bc1f333760c266e1096a5a71163941490e40ff6
- 01 R 9391b90724a335f0cf88aa306dc1a0bb95b72369484070e81b85470ac898a22e
- 02 L 4ca28fa1ed68bfcc734afc9af0dc27b378c57d4c2d31e21b96da1929a6de3b9c
- 03 R c41635df371afe47ac51b9850e9079d65e665944f2a4341558b1de43be5cab0b
- 04 R a9219d6e6022dfa6e7af6ba918039c949dd67d6123ff9d9c827f18437c85eb8a
- 05 L 9a8f12d450bf3e4f9107e548fbc3c1f1f1175994084b442f89b25428473c22e4
- 06 L 6feec1739e6b9066b7a0aa18d2693b9c77ff9be1b016bc8e153a710692b51620
- 07 L 664f29291561578efe2f41c10920061a943102e019be00a6c784e67e3b30945e
- 08 R 9a9787bdd5fd219e2d5fe0dfdbb1b1aa069000cd9ba240577d386d0030109914
- root cb2306fc0807c78a6b249ab60a17a9ad08bfad15d2879eb903a110f802ed49b3