OpenTechnical

OT-2026-000013296

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, pulsed 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-2026-000013296) never changes.

Identity and time

Publication numberOT-2026-000013296 · never reused
Internal UUID01a0ae6d-6fc9-77be-bf56-107e2904d60f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013296
StatusPUBLIC

Content hashes

Canonical text4b108f35099d96a8c1c5001963fbacd1b043edb3f43e4b80ae794b3fff6b4d97
Markdown4e47b92eed603f1e147be78dcbf883019d7402788536c9f357ae9fcca359610f
PDF
Publication pageb10de8f76d6eaffa09ce8333237494d2518c228c0ca3507c261cbc2e475a78ca
Manifestbe9b8420865f1343d0aaa31e0710aad3bdab9a4f927a7ab280effc895f6068db

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
SignatureqXVhv3kFzRJ/HttJLe4na8imGN6RZAhMsHhKgSqyuH+gLjA9ldiIaPG+ptxAggywEzSPcclY5fUdExrundytDA==
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

2026-09-17T12:09:43.272104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013296
observed b10de8f76d6eaffa09ce8333237494d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:43.253929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013296/manifest.json
observed be9b8420865f1343d0aaa31e0710aad3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:43.233890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013296/publication.md
observed 4e47b92eed603f1e147be78dcbf88301...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:43.213478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013296/publication.txt
observed 4b108f35099d96a8c1c5001963fbacd1...
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.