OpenTechnical

OT-2026-000055010

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, 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-2026-000055010) never changes.

Identity and time

Publication numberOT-2026-000055010 · never reused
Internal UUID01a0ae86-5e80-7885-9215-c9cc49b33a99 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055010
StatusPUBLIC

Content hashes

Canonical text097f368186edc8b566372550d1f39c361b89f1fc598b6315a9d6fa39b0530944
Markdowne7b6bec35b535da1526efc266f1a6e86555ed5ab4586ca08d9c330890063a7da
PDF
Publication pagee3ea1a67fdd3cd302523f3aed5074e41c495a4c7a6cdb186dc7a7486f56c3101
Manifestca4dfc9ea54eaf03b2f53e06be05f56dd0fddddad55a617c273ff7e3d7e94b6c

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
SignatureYsYtkO1a9e5gDMDX5QFtJ/xLkQQfC+HPW1FlruxrYoR5E5nHIhda3i36/0qgyknAITyrl112+kpZlHglibR+Bw==
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

2026-09-17T10:53:08.484986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055010
observed e3ea1a67fdd3cd302523f3aed5074e41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:08.467834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055010/manifest.json
observed ca4dfc9ea54eaf03b2f53e06be05f56d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:08.448059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055010/publication.md
observed e7b6bec35b535da1526efc266f1a6e86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:08.430576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055010/publication.txt
observed 097f368186edc8b566372550d1f39c36...
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.