OpenTechnical

OT-2026-000079128

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, vented after 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-2026-000079128) never changes.

Identity and time

Publication numberOT-2026-000079128 · never reused
Internal UUID01a0ae95-ccbf-73e4-9f04-8ef8783e06e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079128
StatusPUBLIC

Content hashes

Canonical text258166df9a877f7bbe7deebe2be9d7118801ea53ca2ec56c70f3a0ff17605554
Markdown0fb40ef10cceb814520efd5ff72cace495f679534507d33ea3067086c41a7693
PDF
Publication pagea263aea9ab66656f72d37dd5121e9019b1a21eb931b708dab6fe79e53ceea4f6
Manifestfcde3ed7a9172ac5f939bab3a4d43f6fbbd8e265ba23d69d3a1c89df45478908

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
SignatureWu1PwxWjrVE3F56RkwOzfIXYsWcBQLB/SxojH8NvywMyXJE/xio0rsGI2sxmMWpovElLO99vZNubt+/8Yg0VBQ==
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

2026-09-17T10:05:25.447126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079128
observed a263aea9ab66656f72d37dd5121e9019...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:25.427411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079128/manifest.json
observed fcde3ed7a9172ac5f939bab3a4d43f6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:25.407831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079128/publication.md
observed 0fb40ef10cceb814520efd5ff72cace4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:25.387899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079128/publication.txt
observed 258166df9a877f7bbe7deebe2be9d711...
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.