OpenTechnical

OT-2026-000066981

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000066981) never changes.

Identity and time

Publication numberOT-2026-000066981 · never reused
Internal UUID01a0ae8f-14fe-7e4d-bac2-b6bc7a49d7a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066981
StatusPUBLIC

Content hashes

Canonical text1bb5b69ad51c7233ba90a51d17e386fd02094182454f22a39f288e2a946df548
Markdown6566af1c9416a2aa50771b333c0032360b94960c3a2c31cdd464157f34b9fb7d
PDF
Publication pagec9822e450646e20a22abbc1f50e784eb1877509ca197f99d48a45b347b82ac88
Manifestbe676558ef1bb9428b00a3d73e673d5da549059f3c3f6158100577047de9838b

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
Signaturem0aj9LeBu/oFsa2qx2KMsMKbQuzKE2yCZRiDRAYDXOlqYLte+JYn7ps56bmicy+Zv6DlRTfIpRJYdf6UsO12Ag==
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

2026-09-17T10:32:12.281301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066981
observed c9822e450646e20a22abbc1f50e784eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:12.263327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066981/manifest.json
observed be676558ef1bb9428b00a3d73e673d5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:12.245030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066981/publication.md
observed 6566af1c9416a2aa50771b333c003236...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:12.226943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066981/publication.txt
observed 1bb5b69ad51c7233ba90a51d17e386fd...
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.