OpenTechnical

OT-2026-000040948

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000040948) never changes.

Identity and time

Publication numberOT-2026-000040948 · never reused
Internal UUID01a0ae79-6d11-722a-9940-ce4bfcdd85ca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040948
StatusPUBLIC

Content hashes

Canonical textb5d57de242ca1e5b5b94e02059c2140aeafe0cd956d70ba455fd1f1676c7fd54
Markdownc06a4e88dcefe29c54942019f425aa25f5c73ab32d4b03b7603bd4c6a49374af
PDF
Publication page1525c5694a79eb59e948aba9ccfb24c1dfdb9f733c443f38a86aeedf8319f8fa
Manifestb3dc1308cae738620f58e91be29165128bfa466f155244a964ca07e47c666677

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
Signature6uQkDE8plYoIuHffZxxDoAzeAZjz0gFSarog7TBQRTAnAlWdQCqPnKC2xQAEhLvMxNKTzk0y1D/2KbQEXKDSAw==
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

2026-09-17T11:20:20.769217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040948
observed 1525c5694a79eb59e948aba9ccfb24c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:20.754048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040948/manifest.json
observed b3dc1308cae738620f58e91be2916512...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:20.737522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040948/publication.md
observed c06a4e88dcefe29c54942019f425aa25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:20.721034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040948/publication.txt
observed b5d57de242ca1e5b5b94e02059c2140a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:45.624332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040948
observed 1525c5694a79eb59e948aba9ccfb24c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:45.607319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040948/manifest.json
observed b3dc1308cae738620f58e91be2916512...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:45.591071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040948/publication.md
observed c06a4e88dcefe29c54942019f425aa25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:45.571438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040948/publication.txt
observed b5d57de242ca1e5b5b94e02059c2140a...
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.