OpenTechnical

OT-2026-000087592

Publication integrity record

Four bellows cup vacuum gripper, four zone face, three stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000087592) never changes.

Identity and time

Publication numberOT-2026-000087592 · never reused
Internal UUID01a0ae9a-cd53-7710-802f-99b43e9c914d · 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-2026-000087592
StatusPUBLIC

Content hashes

Canonical text6b45702d056b04f88a5d4bec8abcb5a3ea3887e6dde3526192d55e1a74eb715e
Markdownea40884cd7d96791bc1a28bb890535f30e00b8b7619795bcbb571455f8cad0f5
PDF
Publication page95e65bbe76e49dd531a1ea3d0507a821f7cc550a861a6b61a8d3a05ed3f966c6
Manifest069b57a4bb5813f4888919041eed22c848bdc8acd0318d477633661882f183ea

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
SignatureGDPs4NTxMFqY8rvZ0kKgoehUcPEhD9kpdVJhnlTMn04VHQHrAqpOJGSQ0v8M/kpeWLnSQo/z53ERhCdXqy+eCg==
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

2026-09-17T09:51:01.722265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087592
observed 95e65bbe76e49dd531a1ea3d0507a821...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:01.704874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087592/manifest.json
observed 069b57a4bb5813f4888919041eed22c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:01.686605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087592/publication.md
observed ea40884cd7d96791bc1a28bb890535f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:01.668098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087592/publication.txt
observed 6b45702d056b04f88a5d4bec8abcb5a3...
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.