OpenTechnical

OT-2026-000017034

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, 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-2026-000017034) never changes.

Identity and time

Publication numberOT-2026-000017034 · never reused
Internal UUID01a0ae6e-591b-7a19-9253-2ecce0e1c54f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017034
StatusPUBLIC

Content hashes

Canonical text468d09c0b171ab60e5ef169f4cfe48c38f7e92a7b6fc473327f28915439d471e
Markdown8d3018c474123bf57be9e08686fcc7f1f61c9e0bec77e8d5c0148e6bb6b7f875
PDF
Publication paged5a81e8283db4d78c1caa731b93ef6ce4a55a0fa9022c82e153d4022857d3f5f
Manifest356c58d777c7f22cb7c6b7181c6d562fb1f99f01d0b70889b2c06f52e55932b1

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
Signaturew5iX1c47LafJo95Map99dyq/ll3VZIUdQSusORXYiUx7B3FQJPZp6cdzWChNHLlOOAG+vMTysubanzburK3dDg==
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

2026-09-17T12:03:26.757125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017034
observed d5a81e8283db4d78c1caa731b93ef6ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:26.739824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017034/manifest.json
observed 356c58d777c7f22cb7c6b7181c6d562f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:26.722647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017034/publication.md
observed 8d3018c474123bf57be9e08686fcc7f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:26.704390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017034/publication.txt
observed 468d09c0b171ab60e5ef169f4cfe48c3...
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.