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 NORTE Award a ₱980.0K contract to TWO DEGREES CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
175b6d232fec6f0811fddd4458695f28135a070aaf18db6a5a3f3951c21c7a7b
Status:
Included and unchanged
Block:
#4,097 1,916 blocks after it
Position in block:
Transaction 28 of 251
Award day:
May 5, 2020 (6 yrs 6 mo ago)
Value:
₱980,027.10
Project:
20NF0067INSTALLATION/APPLICATION OF SAFETY DEVICE
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 #4,097 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 NORTE awarded it to TWO DEGREES CONSTRUCTION AND SUPPLY on 2020-05-05.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 175b6d232f…1c7a7bnow …
- 2. Block Merkle root changedstored 40d18cc402…170bcdnow …
- 3. Block #4097 hash changedstored 51108369d4…fae6acnow …
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 250 records. Each step hashes the current value together with the sibling shown.
- leaf 175b6d232fec6f0811fddd4458695f28135a070aaf18db6a5a3f3951c21c7a7b
- 01 R 1790c0acbe541e318c3e1a7dde254ec94aba4446bcc5d7482ee9dd3fb61d60fd
- 02 R eff148cada8b69ab9e78c3c78f6fb99f43d7af0db29e261182a75141aac09ed2
- 03 L 8e2c84356e09312ee8276c3f87a347cc193d73c32f75fd87a87c0f81c7ed1df4
- 04 L af349fc4becf885ca68661660b2edec7953e2a23f5ac3f974834146f6a48b780
- 05 L 11b1a276cca096d27da53b27b743c3953b883ee4232ec3a2f98dd603f781101a
- 06 R 42a2fa1da3d5ec29541dd643f6170642c3f9c8005185a07b59f4855f2b786ccc
- 07 R d473cdb577eac1155a129bf136fda6e85d01dc4ec03c20ba7e8ce0988890421e
- 08 R 8ae65ab583d161cba494b74380cc347aedb4f1a2bf5564017790d5db92b42b5f
- root 40d18cc40247f235dc17ea415c48510742f2733455f92713bdd68070fc170bcd