OpenTechnical

OT-2026-000087311

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, 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-2026-000087311) never changes.

Identity and time

Publication numberOT-2026-000087311 · never reused
Internal UUID01a0ae9a-cd4e-7e0d-b1a4-f7427f68b30a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087311
StatusPUBLIC

Content hashes

Canonical texteaeeebe39e32a34ad9e3dd602632fdedcdb91b23feca4e06f50ae4bafd5170f5
Markdownd473ee23033de9b4896500ba56804075622381aab826a0267264630c03955e87
PDF
Publication page3fe5315af5c6376bbc9247bd288ba1c3a6c00c16fddda14fd414d12bfa910403
Manifestc70400031b55ec6bb7cf4c4a1724284f9f1682d6d8960d6352cbaff4d58918fb

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
SignatureViCxMkv2jUAGDPxMJzzREZEHI+1PN43ULNKMOFrLxGWdvgjApyYkEb8ggDbqpFAgZil1Vr5DmZze7aCDXwWhDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:50:28.406229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087311
observed 3fe5315af5c6376bbc9247bd288ba1c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:28.388318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087311
observed 3fe5315af5c6376bbc9247bd288ba1c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:28.388273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087311/manifest.json
observed c70400031b55ec6bb7cf4c4a1724284f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:28.372165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087311/publication.md
observed d473ee23033de9b4896500ba56804075...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:28.369886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087311/manifest.json
observed c70400031b55ec6bb7cf4c4a1724284f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:28.354857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087311/publication.txt
observed eaeeebe39e32a34ad9e3dd602632fded...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:28.351616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087311/publication.md
observed d473ee23033de9b4896500ba56804075...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:28.333767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087311/publication.txt
observed eaeeebe39e32a34ad9e3dd602632fded...
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.