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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - RIZAL II DEO Award a ₱92.6M contract to PERSAN CONSTRUCTION INC. - D.C. SANDIL CONSTRUCTION AND REALTY DEVELOPMENT INC. JOINT VENTURENational agencies
Transaction hash:
aa3bbcb41fbde381c32fa2ab1550484ab0f13d0a8f9c1895546b3ae603ff5eb0
Status:
Included and unchanged
Block:
#5,049 964 blocks after it
Position in block:
Transaction 475 of 687
Award day:
Jan 27, 2023 (3 yrs 9 mo ago)
Value:
₱92,622,853.71
Project:
23-DO-0017
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 #5,049 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - RIZAL II DEO awarded it to PERSAN CONSTRUCTION INC. - D.C. SANDIL CONSTRUCTION AND REALTY DEVELOPMENT INC. JOINT VENTURE on 2023-01-27.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 aa3bbcb41f…ff5eb0now …
- 2. Block Merkle root changedstored 32183ab84e…a31ab9now …
- 3. Block #5049 hash changedstored c04bcfa86a…9cc01fnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 686 records. Each step hashes the current value together with the sibling shown.
- leaf aa3bbcb41fbde381c32fa2ab1550484ab0f13d0a8f9c1895546b3ae603ff5eb0
- 01 L a8dd501bc6d12c3d7e96a20ff15a3975ff7e00f70f04f779829e4c7a2879772a
- 02 L 266a2893a57abcde3d82eba26e3ea50617e0a0a5bf57bd8c5e6f45a795a70e45
- 03 R 632a8b94d608810deafcd8f4f7718e3c69eea11b1e66545c01e91b52fadf215d
- 04 L d4fb67366a1d7bf4275da51095737a8475a8d240c8512d570a0d01752a5f12eb
- 05 L a59aae00f7d47eb8fe45c4fa30e980040a1ee37de79ed2996ea0d9af29e94f63
- 06 R 2a5e247deb6f6674b2e45b872e9e36df98d0c483d7ea0fb39a6d78d52b797266
- 07 L fb67537742b7fa44c6fce06027d6fe3ff863129564ab8362a0d64fa21b8aa4ec
- 08 L 4a14b1eb6977a102024d899aec4d07ce6b986958d463aba857ae61353f26930d
- 09 L baadbce0edd31194920e325ad4ab4784b31f43e7d2e68ad6bbeb390737d7c6db
- 10 R 119e42d04c3334272192bbf86fea0de53ab994a31150dea3de46e344661f0120
- root 32183ab84e11a1c097e8c8118137ca1a3a9005df1a2aaf018e7fb32232a31ab9