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 - DAVAO ORIENTAL 1ST Award a ₱43.7M contract to GEMMA CONSTRUCTION SUPPLY, INC/ MAGAR CONSTRUCTION AND SUPPLY JOINT VENTURENational agencies
Transaction hash:
079e183f05ab08c6cf20b3602978f6608f91928f8af6f0de867bfe06a5f7a2b9
Status:
Included and unchanged
Block:
#3,386 2,627 blocks after it
Position in block:
Transaction 14 of 519
Award day:
Apr 10, 2018 (8 yrs 7 mo ago)
Value:
₱43,673,523.75
Project:
(18LF0065) Road Widening (2 into 4 Lanes) along S
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 #3,386 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 - DAVAO ORIENTAL 1ST awarded it to GEMMA CONSTRUCTION SUPPLY, INC/ MAGAR CONSTRUCTION AND SUPPLY JOINT VENTURE on 2018-04-10.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 079e183f05…f7a2b9now …
- 2. Block Merkle root changedstored 18c334fd3b…ec66d5now …
- 3. Block #3386 hash changedstored a9bdea7a5c…33f710now …
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 518 records. Each step hashes the current value together with the sibling shown.
- leaf 079e183f05ab08c6cf20b3602978f6608f91928f8af6f0de867bfe06a5f7a2b9
- 01 R 0811b7c20268961c473981183a56edd6ee85fab702426de91e7d599222398b94
- 02 L a8a7f163493c55a3238059c6d2d19bfc48cfa218b44f07ef8a539ac6ee112157
- 03 L 900b8830014b14d9ea729ca6c267d24074a62dce4534b77f59d8d5e471f3efee
- 04 L c303980e007e7c1843cc458b411f2fbfebbad64ec5b535e144fd786dd6e30ec9
- 05 R 847123bb01f9780ece120f1b8d3e8b5bd24d51df0ab1d6a3c49373069ab558d7
- 06 R e43f85039a665ab1b1bda173fecc3706ea38a74051982678bc005b83187cde7b
- 07 R bf35e5c59ad36df555d622e9debeec80f5f7bed12efb54e1690e3c4b70e7653a
- 08 R 14dd6cfa0610a5fc8c076aefd40744d491f3ff2ec3b1478ce022dfdf44db865f
- 09 R 8b31da748acde92b694aaa67116f6df50786eec9ea65d64f315bb9bc38cc7087
- 10 R 4a0867eaa0ac1a358376b41b41c60aa0c5377e21e4a05681c234e8485150fd22
- root 18c334fd3b00250884cffa58668e63e36ee5b0bf5fb9780980992fc2c0ec66d5