OpenTechnical

OT-2026-000058662

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, vented before set-down, on a tool changer

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-2026-000058662) never changes.

Identity and time

Publication numberOT-2026-000058662 · never reused
Internal UUID01a0ae88-f39d-746a-9e62-222b81af6af5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058662
StatusPUBLIC

Content hashes

Canonical text5985fc25d47ff3f083762a8ca8047789db260bdcc1a513ab13843f7e38cb3675
Markdown3fa78d511b37f591330f611f40c565152b77dba80e5b999422697371bff0afbc
PDF
Publication page4a59d1b843facca38702d6d7b61e96e9c1f32c63bc3ec872197e1a24cdc9ef23
Manifestf10846fae99ab1a03630e55d8ca1c7bd45a69ddf491fb2ca88661bfccee549b5

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
SignaturexGvEgvib9beyJf/ydiLVRfj/fWmrKg/T+0EezWdDKUX0KRYGpSaqX1YfMVLKbmKiL7M5nqVAaw8v5r1Lo9jkDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:47:10.688935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058662
observed 4a59d1b843facca38702d6d7b61e96e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:10.670374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058662/manifest.json
observed f10846fae99ab1a03630e55d8ca1c7bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:10.646545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058662/publication.md
observed 3fa78d511b37f591330f611f40c56515...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:10.626625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058662/publication.txt
observed 5985fc25d47ff3f083762a8ca8047789...
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.