OpenTechnical

OT-2026-000045988

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, pulsed blow-off 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-2026-000045988) never changes.

Identity and time

Publication numberOT-2026-000045988 · never reused
Internal UUID01a0ae7d-8f89-7e66-b34c-070ccf186a24 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045988
StatusPUBLIC

Content hashes

Canonical text72139e057d979f367c9e6e2166362debc04fccc661888caa34f1d8958db4c71e
Markdown4ec5e07ae42286e972a0d5db30a7a904270c8e6ad263ebc902016ce827a36030
PDF
Publication pagedaa92317474dc91cbcba41254bd8f76415599b2d96ccfe81109034cdc3aa68f3
Manifest8e09a9ca43013e6bbd4b9ad688d177fc87434c49a5e7286114949c1df18b8752

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
Signature3rb4t6KBxsrWADf9aOW02e8qOK8r3oY7mxwPqz7y+RQeaRZpTxSmW1yNjOzat1T5CByU0/v7lwUWnVxI8idKDA==
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

2026-09-17T11:09:59.107793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045988
observed daa92317474dc91cbcba41254bd8f764...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:59.088865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045988/manifest.json
observed 8e09a9ca43013e6bbd4b9ad688d177fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:59.072775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045988/publication.md
observed 4ec5e07ae42286e972a0d5db30a7a904...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:59.054486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045988/publication.txt
observed 72139e057d979f367c9e6e2166362deb...
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.