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FY2026 GAA: ₱6.79T
PisoScan
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

API
Transaction action

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BOHOL 1ST ED Award a ₱6.3M contract to GAIL CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:
1afb775caa2525fe2201f9de62cdb57a4e01975bafa1e436afb62180d10f047f
Status:
Included and unchanged
Block:
#2,507 3,506 blocks after it
Position in block:
Transaction 25 of 178
Award day:
Sep 3, 2015 (11 yrs 2 mo ago)

Accountability

Bill Sec. 3 and 19
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 #2,507 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5
  1. 1. Appropriation
    GAA line item · Sec. 5(b)
    The award does not say which budget line pays for it.
    Not published
  2. 2. Allotment release
    SARO / allotment · Sec. 5(c)(iii)
    Not published per project. DBM releases SAROs, but not linked to individual contracts.
    Not published
  3. 3. Cash allocation
    Notice of Cash Allocation · Sec. 5(c)(iv)
    Not published per project.
    Not published
  4. 4. Contract award
    Notice of Award (PhilGEPS) · Sec. 5(d)
    DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BOHOL 1ST ED awarded it to GAIL CONSTRUCTION AND SUPPLY on 2015-09-03.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    No matching DPWH contract record (only DPWH contracts are listed with progress).
    Not published
  6. 6. Payment
    Disbursement voucher · Sec. 5(c)(viii)
    Not published. No public source shows how much of this contract has been paid.
    Not published
  7. 7. Completion
    Certificate of completion · Sec. 5(d)
    No completion certificate published.
    Not published
  8. 8. Audit
    COA 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

Demo

Edit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.

  1. 1. Record fingerprint changed
    stored   1afb775caa…0f047fnow      …
  2. 2. Block Merkle root changed
    stored   108b1b6c11…6a3ef6now      …
  3. 3. Block #2507 hash changed
    stored   3923491279…3955fenow      …
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 177 records. Each step hashes the current value together with the sibling shown.

  1. leaf  1afb775caa2525fe2201f9de62cdb57a4e01975bafa1e436afb62180d10f047f
  2. 01 L 19b0c8c7ec2900bdd2cdb28a3d5382e935aba1dadaa68c7cf41d4d33e696bac3
  3. 02 R 9c41d60e906e5801511ab9d8e58984a56dac184a1ac72520e64a8a516c82bb44
  4. 03 R 142dd5c2e6a2b3c60bf53ad2ea223a02f09c3c04f2f4bd05be66c9f4098d2988
  5. 04 L 5910a9063cdc36864549354b05ff241e3099d75942f167cf8a7d57c387ffed21
  6. 05 L 2fc8836bc4c59985853d957b3dd177d4243fc82a8bdb573dbb8bc58d0bd4872e
  7. 06 R b0a193e56d7cb883db7a26f080a2e662f79f303fcfdf971255e7640a13f4c347
  8. 07 R 6f3e926bc846654f96884858feefd5f59537b3486fe7839d8ff03ed1584b3bfe
  9. 08 R aa280c266e2c6dc985b07388adb5f41648625c27812f49c65e79f58e2990f565
  10. root  108b1b6c1131141ddc2284c5780826a12e084f7e6869d51b39743b89ce6a3ef6