OpenTechnical

OT-2026-000052718

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000052718) never changes.

Identity and time

Publication numberOT-2026-000052718 · never reused
Internal UUID01a0ae84-a42d-7b81-a454-d9739aa808c5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052718
StatusPUBLIC

Content hashes

Canonical text8f1b373d5de79a7c2c06206ad53caad49b83415da099263032cfb5ff83769e45
Markdown426cd7b6b64e48a1f65446fa1d376d2d8fcac1555649962c5b19cf3333f31732
PDF
Publication page089680d08a3b00bd8bad9241b4721fb7ca8d219f378a725546dd444cd9d48fac
Manifestd2753a4b81070ead773d2e1f568ba00f43f8411d62cc4269a9360df5e0b38f15

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
SignatureoMqTLqh7QimPppfa8ag6V1fk3T20QCSIpSf2luIR26H+KGI7oyMx5iZLi95Zol/Z82J1rCM0KCxlGZ7gWKJCCg==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:55:42.517269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052718
observed 089680d08a3b00bd8bad9241b4721fb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:42.499560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052718/manifest.json
observed d2753a4b81070ead773d2e1f568ba00f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:42.480516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052718/publication.md
observed 426cd7b6b64e48a1f65446fa1d376d2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:42.462091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052718/publication.txt
observed 8f1b373d5de79a7c2c06206ad53caad4...
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.