OpenTechnical

OT-2026-000062480

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000062480) never changes.

Identity and time

Publication numberOT-2026-000062480 · never reused
Internal UUID01a0ae8c-0ac0-7077-baf4-8dc0f6ba972e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062480
StatusPUBLIC

Content hashes

Canonical text3a80314fb26eed93acc5218e3b8ee2fb1bdb437c7a8daf7bf3b309e6f00ccba6
Markdownc9b34edf32c9e1467a5a0c9aa50b971c474ac5232c3ec6b69ae855e84bd6df77
PDF
Publication page8f5aab894572908443d77eaf50999a04409eec1d02c3b70c0dd05da490526bf1
Manifest7f38847ee45d6c2f0a12fba10624f49bd4881378694dac982d3651c1f28bab2d

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
Signature7FqV2CzxtsBgUC0TNIAf149ltjIvGvEmxZ7Ds5QuSxxjt7FlH+/AYO0uSY7yEDtibbThPKZok++qM8fS1IDfCg==
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

2026-09-17T10:39:50.166973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062480
observed 8f5aab894572908443d77eaf50999a04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:50.148314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062480/manifest.json
observed 7f38847ee45d6c2f0a12fba10624f49b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:50.126101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062480/publication.md
observed c9b34edf32c9e1467a5a0c9aa50b971c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:50.104094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062480/publication.txt
observed 3a80314fb26eed93acc5218e3b8ee2fb...
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.