OpenTechnical

OT-2026-000055466

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum 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-2026-000055466) never changes.

Identity and time

Publication numberOT-2026-000055466 · never reused
Internal UUID01a0ae86-a102-730d-90c8-46bab4e6c62d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055466
StatusPUBLIC

Content hashes

Canonical text1ef17b5f3af967ace9e207ac646b9d46b66af277bfd88351b9b9c17222469bcd
Markdown56e466af4e6fd2ba920d5768af0d989d00f10bafb364b7f194ee9205ec9b9a61
PDF
Publication page7239cd8ffd3bcb9cd5cbe4fd1e028d2f3e38cc6a44399d38b464b06dd726724e
Manifestd5c348efd669106d0ed82096da96466d7e7969c7a0658a8ebca13ba2fc362cd5

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
SignatureceDa6YIi0KaJ+P84EPc225+LgQyj/TjEAS5p0k1jY5h7wCvdMmFrgkPBaYpRcltjUobnKa+sJMM8VW63ZxZ0AA==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:52:07.618021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055466
observed 7239cd8ffd3bcb9cd5cbe4fd1e028d2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:07.598401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055466/manifest.json
observed d5c348efd669106d0ed82096da96466d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:07.579444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055466/publication.md
observed 56e466af4e6fd2ba920d5768af0d989d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:07.559781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055466/publication.txt
observed 1ef17b5f3af967ace9e207ac646b9d46...
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.