OpenTechnical

OT-2026-000029762

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained 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-2026-000029762) never changes.

Identity and time

Publication numberOT-2026-000029762 · never reused
Internal UUID01a0ae73-5e24-774b-89e0-4dc0c81ea920 · 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-2026-000029762
StatusPUBLIC

Content hashes

Canonical textc67387bcad34a539b6bf30c887dc27b3dce81e517d9c3b745a2a14e6ab27a521
Markdown52e9f8e7066e2ab3ebb40f30f521ef70566e64ea9739541a27c2cfe48e71430c
PDF
Publication page086639b95832854b5e958d0091c60eef09013f4014854f933cb65dfe8bcfedb2
Manifest7b04961fe721b37c5f0ca3bd4f67228a9bc1f2ad247893ae9b1a8dafa9588200

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
SignatureNr/3TgEEzJWOayWXGb4QUHI8x3cCiAFg6XEmKVi5BvF5IHQInk6GXB6us2SRelSuwuvyXR2lzGWlY2W8Q8EyAg==
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

2026-09-17T11:39:31.591548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029762
observed 086639b95832854b5e958d0091c60eef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:31.574700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029762/manifest.json
observed 7b04961fe721b37c5f0ca3bd4f67228a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:31.555453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029762/publication.md
observed 52e9f8e7066e2ab3ebb40f30f521ef70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:31.538312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029762/publication.txt
observed c67387bcad34a539b6bf30c887dc27b3...
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.