OpenTechnical

OT-2026-000038271

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000038271) never changes.

Identity and time

Publication numberOT-2026-000038271 · never reused
Internal UUID01a0ae78-2d51-7951-9f6c-0bb0e0962828 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038271
StatusPUBLIC

Content hashes

Canonical text9995c6a03ac0f543703bd4b34b09be6a7dfeed9b51c143f69e29ea47f1cc8fce
Markdown3725f9eddde88a60dc8c9a03be8ce8fd1b1df91626f8017c520bd6682fb3cf44
PDF
Publication page601c9910df0eba09ff49f286e0b4c2dd05b89e7f45bcfd726b32299ba08c0d3b
Manifest7e85e632ed313cc4305ee4123273cf8ef85cbc90d68e8016d3d2415ec3df1f83

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
Signature1srWAooGpgS2n4SjQ5V84yTOoMwrp3lC4bXC0u5PmNnSojT8AOKAzPSxiKof7Zo0hXFgZCxaoetgCGrvHwQfDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:22:25.879511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038271
observed 601c9910df0eba09ff49f286e0b4c2dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:25.860706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038271/manifest.json
observed 7e85e632ed313cc4305ee4123273cf8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:25.840224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038271/publication.md
observed 3725f9eddde88a60dc8c9a03be8ce8fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:25.820528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038271/publication.txt
observed 9995c6a03ac0f543703bd4b34b09be6a...
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.