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 - SURIGAO DEL SUR 1S Award a ₱834.4K contract to TRIDENT ENGINEERING SERVICESNational agencies
Transaction hash:
dcd2be1c8a7f9ef11cae48581b06b7ea4fc7d7c657b484750c816fdb91f38a7b
Status:
Included and unchanged
Block:
#5,635 378 blocks after it
Position in block:
Transaction 255 of 297
Award day:
Sep 27, 2024 (2 yrs 1 mo ago)
Value:
₱834,403.80
Project:
24NH0117
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 #5,635 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 - SURIGAO DEL SUR 1S awarded it to TRIDENT ENGINEERING SERVICES on 2024-09-27.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 dcd2be1c8a…f38a7bnow …
- 2. Block Merkle root changedstored 6f145bc7ff…2768ednow …
- 3. Block #5635 hash changedstored 434fe0a247…14c09bnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 296 records. Each step hashes the current value together with the sibling shown.
- leaf dcd2be1c8a7f9ef11cae48581b06b7ea4fc7d7c657b484750c816fdb91f38a7b
- 01 L db11267eff8953b2bec2594641b4fc3f5d61e716a0ec03627e82ef5ca61a18fb
- 02 L fa2a42d1fff3279b6926775d825cc4ebadb0036e834ce92597ebde99ef4d56a0
- 03 L 83cc024498e41216ffaf609bd8455a60e28ea13e728e6733d6036702c28103c7
- 04 L a180bc6b97ce02451be36dabc2c9e95a5d81e875e66eea8acbf14f3e8842749c
- 05 L 49a3d909662aa92d191725147d600b2485cb031088aaf7575a5864bca260901f
- 06 L 7213c7fdc5727440e4a323e469c00d5832080d32fb80caa832373eef8193610d
- 07 L c7726b2e6efc025394ab782ad21d1ceedb277e1af3431266645adb7934447e61
- 08 L 2806cce34dd6d4c601c119e34c905145b5221ce3bebad450944d8d81b21973f2
- 09 R fd6395d23b86bab80f030a3e848d0f82a02afd62aa450fd77d0a13e3a4decc36
- root 6f145bc7ff345c38921248b63a7cc11e10c67bc62b19ae29ea3bc7a9592768ed