OpenTechnical

OT-2026-000054638

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, supply line 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-2026-000054638) never changes.

Identity and time

Publication numberOT-2026-000054638 · never reused
Internal UUID01a0ae86-1284-7c18-8bae-2c093d9c7d2d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054638
StatusPUBLIC

Content hashes

Canonical textf1f36c9fc79e54646e2ecd612a82bd6f82966b10c4fd02d52688edde001077e9
Markdownb54ba3a3e2e5b80f4b82bca4e2cf6f6766bc2941525a643673e89a40801fa075
PDF
Publication page2040245c24667ca68a3ef0e4d56953949297749724a64b4219dc94454b82e1c6
Manifestbe17d44a9e6e8b0ca896fc5cdda2f868077131d0faf479e5084d0d61a9505b60

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
SignatureoudZT3vUqsxUk8FOXXcS/PpopEMEagcj3sBq4tgRKoUn5L1EoG0yBulqRKqRi+iuYdWP8XE4IY1jOBBmq4c5Aw==
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

2026-09-17T10:53:42.177946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054638
observed 2040245c24667ca68a3ef0e4d5695394...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:42.158432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054638/manifest.json
observed be17d44a9e6e8b0ca896fc5cdda2f868...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:42.140758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054638/publication.md
observed b54ba3a3e2e5b80f4b82bca4e2cf6f67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:42.123980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054638/publication.txt
observed f1f36c9fc79e54646e2ecd612a82bd6f...
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.