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 - NEG. OCC. 4TH DEO Award a ₱52.0M contract to SUPREME ABF CONSTRUCTION AND CONSTRUCTION SUPPLY COMPANY, INC.National agencies
Transaction hash:
d06856db9ebf4b41ff8424beaa7107ecb294b8eb68d99b6c3f435dab4b4ecc00
Status:
Included and unchanged
Block:
#3,064 2,949 blocks after it
Position in block:
Transaction 153 of 195
Award day:
May 2, 2017 (9 yrs 6 mo ago)
Value:
₱52,031,975.37
Project:
17RE0030-Improvement/Widening of National Roads al
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 #3,064 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 - NEG. OCC. 4TH DEO awarded it to SUPREME ABF CONSTRUCTION AND CONSTRUCTION SUPPLY COMPANY, INC. on 2017-05-02.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 d06856db9e…4ecc00now …
- 2. Block Merkle root changedstored b43f1d8c22…39d62bnow …
- 3. Block #3064 hash changedstored 9f112190f0…bc9ed6now …
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 194 records. Each step hashes the current value together with the sibling shown.
- leaf d06856db9ebf4b41ff8424beaa7107ecb294b8eb68d99b6c3f435dab4b4ecc00
- 01 L d01ff959464576c9ccac11081f43727ac9a0a67d97d5d65b2562267d85fe0336
- 02 R 02f967fcb09ec32d04e20522fd1638ae92fd597756bdb481698f1af2d0f2dae5
- 03 R ab1fd4f778da0525127e329e7efe0e5098561ef0cd543d4aeade52c70de80ddf
- 04 L 0f7626fb801e7fcdcc74c1aeab04c8a01b65292c457eb9bd72798ced91aa2585
- 05 L 28f671c5ce7c2abf3a8c8f13eded04d71db2faa0e2a4461bedd1a69bdd853cf3
- 06 R 3d4c0af255bc396f94484b33f2668a227b089db89cccf38fbdd98a8054c30c13
- 07 R cec0c68cac3305310fc2fcba4deeb51b8c00f07e9071e3cf7b7231e89e015ffc
- 08 L 142a18cb9322529abcc4f196618d13fab18519cccd80f812fc7f824ea4dd4c04
- root b43f1d8c227ca058c5e2a2a28201f77aa487f6d36a3e685d67d070292139d62b