OpenTechnical

OT-2026-000035388

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000035388) never changes.

Identity and time

Publication numberOT-2026-000035388 · never reused
Internal UUID01a0ae76-6a20-7051-88d3-71d259e64b4b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035388
StatusPUBLIC

Content hashes

Canonical text79039f8a8f0d069ca6ab17b303f860732813375ec9e1eba708f5653aea495ffd
Markdown149da5eabf03c069b351fdb7a96313e58052e01165f2898f3bb6cf1407fa16f3
PDF
Publication page4002d943b30121b539d15c8db874add278e0da995c0a0296f51bfb7080cd9285
Manifest126ad8cd4d028704bbefc0690479fd0a339b8290790ad74960bbbc7639a38be2

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
SignatureDzMIB4Tz68IOCs/vjDqzuI+nZK5qfzBunJCrs+8iPMGWIoKNvnW2tUFCL7O3n+TkXtpreZc7TXM70OTBe1yPDw==
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

2026-09-17T11:28:41.010945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035388
observed 4002d943b30121b539d15c8db874add2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:40.994214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035388/manifest.json
observed 126ad8cd4d028704bbefc0690479fd0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:40.977663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035388/publication.md
observed 149da5eabf03c069b351fdb7a96313e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:40.960998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035388/publication.txt
observed 79039f8a8f0d069ca6ab17b303f86073...
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.