OpenTechnical

OT-2026-000026154

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off 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-2026-000026154) never changes.

Identity and time

Publication numberOT-2026-000026154 · never reused
Internal UUID01a0ae71-a840-76e4-967f-01430c13f44c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026154
StatusPUBLIC

Content hashes

Canonical text171fafe980c27007b6704ad141add559e93d6e923e3f5013db932abf7591f2d6
Markdownf96294cd24b40ac98e840c42e3e76162a17d2dfa7d62a63e8c4c86f88a689af4
PDF
Publication page9b88d887d951ea1edf112f1e6d0f0d2cf0689ddec5d48b69a70191d92542e402
Manifestde0f21d2761506b0878867c28715eb3f6b6320f16c930d4dec3aaa9b9e64ceef

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
SignatureOXuduHFLnC5dCvc9xy+jg577vJtB+k+qfyWvmKks8atRvmnCkM33ar6nhsqdpAoraeRAjS3m0vcNOpNf9ZX7BA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:46:39.812661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026154
observed 9b88d887d951ea1edf112f1e6d0f0d2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:39.796719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026154/manifest.json
observed de0f21d2761506b0878867c28715eb3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:39.780498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026154/publication.md
observed f96294cd24b40ac98e840c42e3e76162...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:39.761980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026154/publication.txt
observed 171fafe980c27007b6704ad141add559...
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.