OpenTechnical

OT-2026-000056265

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three 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-2026-000056265) never changes.

Identity and time

Publication numberOT-2026-000056265 · never reused
Internal UUID01a0ae87-4bd1-70da-b3bb-23171ad35da6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056265
StatusPUBLIC

Content hashes

Canonical textec7caa4d064e57dde712c5be1edcb4832b35410d96772e4590bf867f3f0aff4b
Markdownf8f2564c3fa9813e2fb5fe6004d7f4119f353554e2127be720b1a7964db80ac1
PDF
Publication pagee45c32a2f3f16ef3ff7679e7966fd4dae6ff4163dfac8c0556241383736065fb
Manifestc584a92bcb7b3da88f49ccc902de4179b11dbdb2a3256c3cab600fc94e00fe07

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
SignatureBp0GtHElM9nK7tDqhyb1qAWQm27xPBNAmlHVlWpawPWrebMEZDnJ9jTyEoGcztXXPGmVrdZUAMs2qyAcPrg1Dw==
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

2026-09-17T10:50:45.051150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056265
observed e45c32a2f3f16ef3ff7679e7966fd4da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:45.032139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056265/manifest.json
observed c584a92bcb7b3da88f49ccc902de4179...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:45.013379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056265/publication.md
observed f8f2564c3fa9813e2fb5fe6004d7f411...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:44.995315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056265/publication.txt
observed ec7caa4d064e57dde712c5be1edcb483...
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.