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 ₱863.4K contract to TRANCOM ENGINEERING CONSTRUCTIONProvinces
Transaction hash:
d08e40f58b21c2bf992dcb46511d31d10b04eb4034a2920c85d3d9f3a7f47292
Status:
Included and unchanged
Block:
#581 5,432 blocks after it
Position in block:
Transaction 56 of 71
Award day:
Apr 21, 2009 (17 yrs 6 mo ago)
From:
Value:
₱863,434.60
Project:
Impr./Conc. of 10th St. at San Martin Subd., Brgy. San Isidro, Angono, Rizal
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 #581 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 TRANCOM ENGINEERING CONSTRUCTION on 2009-04-21.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 d08e40f58b…f47292now …
- 2. Block Merkle root changedstored a7ac0f171c…741d01now …
- 3. Block #581 hash changedstored 247bf84202…cb8233now …
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 70 records. Each step hashes the current value together with the sibling shown.
- leaf d08e40f58b21c2bf992dcb46511d31d10b04eb4034a2920c85d3d9f3a7f47292
- 01 R d18a2fd9c64ba1dd9e2b6bcdf9e2284b2aabc16167ec8ec68dfdfc7a92247a51
- 02 R 1156491526b63d4198b92c470e71898d63c2f55e68f8f6f3d4d9526086dcb940
- 03 R f33e2821486184c62b8446cf5338db57b859797a2bc9d3a27fb1528a47e76796
- 04 L 5d2050672aefa135b96696adf642f553410d3534a48b921198d8297fb6799cc1
- 05 L edbe13d29f22035360e9a1d64726f69324a623dcf41af50cea9fb5128cb4fa87
- 06 L b4bdaaee507e7945581f04cca76711e743c6a03c32c049da6d2bc60f1181284d
- 07 R a2c215eb9918d717fd2d7101c950a8bcb31c525ab4973b1a9d4cadfc17e39292
- root a7ac0f171ccc4a8aa2cfadcd0454acd911019832ea37ce87b33cb72ae5741d01