OpenTechnical

OT-2026-000059822

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000059822) never changes.

Identity and time

Publication numberOT-2026-000059822 · never reused
Internal UUID01a0ae89-ec25-7c35-bb97-f8c1c2649cb5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059822
StatusPUBLIC

Content hashes

Canonical text28d0d0157fb7096be819d14469c0f25e3a7e8836e900871bf4184def51f86285
Markdownbabd312ec5433a0e069912cc63911047ec70c4e94d2c843e3faeeb00fef6c58b
PDF
Publication page6f56abc5f4ea7c083ff227b6cf6e930d6ec7ef6ff72ec743a84733d02c27e0bf
Manifest7c43c61f55f9662e5da9afd31947448d5cdeba4ff68f9ec2f9a4ba982fa9e714

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
SignatureXN/fD2X38xmqbizMFNN86nLG664CzH9AHcz58zf/1Yk+w2tH50MJ4QirG1rEfvbcJxlCnr5iNchScMJyw8XpBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:33.927865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059822
observed 6f56abc5f4ea7c083ff227b6cf6e930d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:33.898911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059822/manifest.json
observed 7c43c61f55f9662e5da9afd31947448d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:33.878309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059822/publication.md
observed babd312ec5433a0e069912cc63911047...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:33.844090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059822/publication.txt
observed 28d0d0157fb7096be819d14469c0f25e...
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.