OpenTechnical

OT-2026-000072117

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000072117) never changes.

Identity and time

Publication numberOT-2026-000072117 · never reused
Internal UUID01a0ae92-47c1-7d1b-88e5-c95ae406ac89 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072117
StatusPUBLIC

Content hashes

Canonical text4c2598cbb94b1342b7abb034fbef850efa8e0df83eda363649e036e472b50177
Markdowne96da9c8bf2beac1d6fcdf50635706573fc5712e5548bd515958ab43b82721e2
PDF
Publication pageb8dc75c42b8472db200cbf97009b6184a6fe89b9e11c6a273a5f269f937b0eba
Manifestabca8e0393d313ee849a1f80e75fbc70c1789d3f41e525a12d0b70157b2738a8

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
Signaturey5sqsimeeEYN0dfmqz9ASdYhLv1IWRCyGzZ3XOb7YmAbIzp46piu34RinaghzfS/oZM2DIgTQNatjLvIe/CFBg==
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

2026-09-17T10:23:12.146860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072117
observed b8dc75c42b8472db200cbf97009b6184...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:12.129198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072117/manifest.json
observed abca8e0393d313ee849a1f80e75fbc70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:12.111697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072117/publication.md
observed e96da9c8bf2beac1d6fcdf5063570657...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:12.094203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072117/publication.txt
observed 4c2598cbb94b1342b7abb034fbef850e...
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.