OpenTechnical

OT-2026-000044286

Publication integrity record

Foam pad vacuum gripper, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000044286) never changes.

Identity and time

Publication numberOT-2026-000044286 · never reused
Internal UUID01a0ae7c-39d6-7bfc-83ee-5bbe26df9c92 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044286
StatusPUBLIC

Content hashes

Canonical text21b310bd200d6648299eea51149fde9d1b285f9188693b487fd7f1ead267bba5
Markdown56d8c848f8b8f41fc8614577d35f6899be9518e07533fb29b3536d52ff6b737c
PDF
Publication page4079e17d86b413f9aefeef3ea92ede252a70465ebc537f555ebf5b32a3bf6dfa
Manifest3f4112f3fff7f21a1d0f5eb39a6e0abaed853b39507dfdfd2521d9f597c30bac

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
SignatureZ210dZvR0RgQSj8Ve75vwGxrvJrMpCD50fw2CWPLplKfjuZDLinuRltgsO1iF+h0xTjv70kBIALuHCahtfsbCQ==
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

2026-09-17T08:30:13.024322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044286
observed 4079e17d86b413f9aefeef3ea92ede25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:13.004085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044286/manifest.json
observed 3f4112f3fff7f21a1d0f5eb39a6e0aba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:12.984475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044286/publication.md
observed 56d8c848f8b8f41fc8614577d35f6899...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:12.961049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044286/publication.txt
observed 21b310bd200d6648299eea51149fde9d...
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.