OpenTechnical

OT-2026-000038174

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000038174) never changes.

Identity and time

Publication numberOT-2026-000038174 · never reused
Internal UUID01a0ae78-2d50-75ab-bddc-c6ed3c256572 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038174
StatusPUBLIC

Content hashes

Canonical text29aa4d35d252f22bbaa315682f89ce020a9ad38e564ec8bab4c4497880d32e7a
Markdown4fe85cbdf7b366d2968f51d463efd42d03bc92f353d17b41de1efd2a649d5824
PDF
Publication pageafcce6bb21722b91db608900259b4ad36cd2339bcd8752debfeff2142792252f
Manifest7627f919ec4d2186fb3ea006d95e08fe7eda6b7faf7390f5b303f24405f0581a

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
SignatureFB9W9LWKLSQ1uJvrQcuxwiuUH0RW0I3+hQVP32T5G022hz/7Q0Je/K6Chy5QD7aZonUVjGyEsqkHn1LG094pAw==
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

2026-09-17T11:22:17.830628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038174
observed afcce6bb21722b91db608900259b4ad3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:17.812692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038174/manifest.json
observed 7627f919ec4d2186fb3ea006d95e08fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:17.792433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038174/publication.md
observed 4fe85cbdf7b366d2968f51d463efd42d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:17.773894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038174/publication.txt
observed 29aa4d35d252f22bbaa315682f89ce02...
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.