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 DEL NORTE DE Award a ₱1.8M contract to PAMZ CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
d6f94dea156ef08249eb643cac8e196dd00d706de75e2fe63e28f1929b46572d
Status:
Included and unchanged
Block:
#3,110 2,903 blocks after it
Position in block:
Transaction 182 of 207
Award day:
Jun 21, 2017 (9 yrs 4 mo ago)
Value:
₱1,805,736.32
Project:
Construction of Water System Level II
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 #3,110 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 DEL NORTE DE awarded it to PAMZ CONSTRUCTION AND SUPPLY on 2017-06-21.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)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 d6f94dea15…46572dnow …
- 2. Block Merkle root changedstored 90cc752c17…db8d59now …
- 3. Block #3110 hash changedstored 2d34af4eef…572fdbnow …
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 206 records. Each step hashes the current value together with the sibling shown.
- leaf d6f94dea156ef08249eb643cac8e196dd00d706de75e2fe63e28f1929b46572d
- 01 R d875dffda9feae6fad34e7e9c59c9db8697324203f778ac03ce5433ee1b02898
- 02 L e6d25a963aad8eddc6395028e45be3740a13ede3173f2d314a4d807065845810
- 03 L e79c91c66acd0c8aeddf83b78d9efb4e00c294e650399f7063c3c0491d629f58
- 04 R b597b5209764c3d93a4ead504d2fba24dd29d849c1424681802c0c527b1398f1
- 05 L 77412ffd79a4eeb59d266db4227e5cd273c2c5b462d5447048fc38d25cec9588
- 06 L cb6896ec0677d4aedf8d6e593fc42494e86d82ed6096b71fa29cecfdf1ad3b53
- 07 R c0f84547676c1891b2831a268da02428382ad0bbbef918bca983422ba208b69d
- 08 L 0e1ca47b31860821c8c7ea94554756a184cc55c9feabdb189f7bae74d5a0285b
- root 90cc752c17bc53c315ecde5e039df12c16e9e90cab6c8ad9e7eb84320adb8d59