OpenTechnical

OT-2026-000029302

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two 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-2026-000029302) never changes.

Identity and time

Publication numberOT-2026-000029302 · never reused
Internal UUID01a0ae73-2aa1-7a7d-bea6-f7c9a2d1f101 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:38.288761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029302
StatusPUBLIC

Content hashes

Canonical text59e8461819e88d66181e44d6e1351d579d14011577fbe66bf7b11d21f05806f9
Markdowncc638c429115b8fb64e45d9f1be720a876b819a31198613e2174a17229d52ce9
PDF
Publication page9461b81e46986c8b02f951fd974333016a318d744fcbf09950ac22f4b8821128
Manifest56145a9f639a0c2846644673bbfe073f60b99aa280c1ae5e32c3f1a94e340c68

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
SignatureLsY/8cayeEIxSFgwEyTMboiKlVjuMOndv3h6h5DwzeV7XeC57gRyNit7Bz86uGSvR/uUqHO5f3ZiKAj8E4eoAA==
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

2026-09-17T11:39:56.456872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029302
observed 9461b81e46986c8b02f951fd97433301...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:56.439555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029302/manifest.json
observed 56145a9f639a0c2846644673bbfe073f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:56.423158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029302/publication.md
observed cc638c429115b8fb64e45d9f1be720a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:56.405351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029302/publication.txt
observed 59e8461819e88d66181e44d6e1351d57...
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.