OpenTechnical

OT-2026-000088739

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000088739) never changes.

Identity and time

Publication numberOT-2026-000088739 · never reused
Internal UUID01a0ae9b-8f10-7791-8aa7-e6f2c43ba536 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088739
StatusPUBLIC

Content hashes

Canonical text861b00f0f5d8eddef3f081658b100d03e6a8d67305f92e99bc9c571ad0233949
Markdownc18926c067d1082323ea473078da41e8cf5a6e2e23c39c20b3e0357499ed56be
PDF
Publication page9ffa0a442dca2e6a3040ca08488284a38428c50a5657b1c14aa3d0e70da85a4a
Manifestf452f189e1d3d248af01048a9d52546d2dc27f7be11e8a00aea4e5e757a35a32

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureHdv0RyfZf59IVjBHdmZhnSE3c+p8KL2v3bBAxMMGFhwSF2Qqc8A3PgF0b9QAx72xusYmsnqOVz+jnUbt2KslCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:47:59.069757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088739
observed 9ffa0a442dca2e6a3040ca08488284a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:59.053517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088739/manifest.json
observed f452f189e1d3d248af01048a9d52546d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:59.036074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088739/publication.md
observed c18926c067d1082323ea473078da41e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:59.017910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088739/publication.txt
observed 861b00f0f5d8eddef3f081658b100d03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.