OpenTechnical

OT-2026-000029794

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000029794) never changes.

Identity and time

Publication numberOT-2026-000029794 · never reused
Internal UUID01a0ae73-5e24-7451-a61e-6d2d596a45a5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:51.545382Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029794
StatusPUBLIC

Content hashes

Canonical textfae53d18605e43edf4ddce4c5b4e954fe28e7a8d71b39ec1d2ed98bcac102126
Markdown65523263ee947a61a07399ea7a111988f464a07457f26d87a91e5fda3a245b10
PDF
Publication page275d7b79eb1be81ef2eba9ba5afb42a1f38b57bf5d68fcea49866ebe868a9238
Manifesta02617b14d99ced7f8d4a8f642ebc5bae1a0e6b27d7a93e50e9c90d0a5485887

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
SignaturecqjaFR/wQ5W5wsH67Hc7cbed5jyBeTeZsNl8KY0fiYqAS8t6YXK6fAYlkRmWZMai86kyg332SgUZl10jgKlBBA==
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

2026-09-17T11:39:33.872754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029794
observed 275d7b79eb1be81ef2eba9ba5afb42a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:33.852326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029794/manifest.json
observed a02617b14d99ced7f8d4a8f642ebc5ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:33.834709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029794/publication.md
observed 65523263ee947a61a07399ea7a111988...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:33.815958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029794/publication.txt
observed fae53d18605e43edf4ddce4c5b4e954f...
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.