OpenTechnical

OT-2026-000092590

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, three stage ejector, supply line pressure sensor, 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-2026-000092590) never changes.

Identity and time

Publication numberOT-2026-000092590 · never reused
Internal UUID01a0ae9d-b5fe-7edb-9560-24e540d26beb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092590
StatusPUBLIC

Content hashes

Canonical texta6e78aa0a4166ac81d688ae4bb76fa977dc297519f5673eec4e24806dfd98b18
Markdown42adee3f98cc7265d2d6cff0ada7f187e2a9c2261c80ac05ec608195af166b7b
PDF
Publication pageae07674ec2c09dfe4ef3e125152889d04c6d51833dd8872092e29cbeb09aa1dd
Manifestd0eb77b710318db32079c42a5662ac3a7296fbda0e6d25b3f80056321e5fb01f

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
Signature8l1CCa0FPw/kohhPlhqnblNAgGGIZni0H4ffitoo3N96ITSxknwQliUYfHztm/LCzuTio/vr7p1ceJ+kYDmJAA==
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

2026-09-17T09:41:11.313089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092590
observed ae07674ec2c09dfe4ef3e125152889d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:11.296100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092590/manifest.json
observed d0eb77b710318db32079c42a5662ac3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:11.277309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092590/publication.md
observed 42adee3f98cc7265d2d6cff0ada7f187...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:11.256998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092590/publication.txt
observed a6e78aa0a4166ac81d688ae4bb76fa97...
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.