OpenTechnical

OT-2026-000076266

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000076266) never changes.

Identity and time

Publication numberOT-2026-000076266 · never reused
Internal UUID01a0ae94-6a6f-7a53-8866-add03176aa10 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076266
StatusPUBLIC

Content hashes

Canonical text463ba2709f132471afd1d304a2f38db2e7a88f4e0dd4f75b7d0db15cd6879a51
Markdown983b7268806f66cfd8e62a820931e42ebf0e9b232e62ed7a189eae71f7a65257
PDF
Publication paged01dccd9fa2b369686123265b42bda79308c900f097df2e07da24f3f70de3199
Manifestcc305e7357a23e6d16f8e67ab87cd52995f9f2eee82e1c05e4fd8d98bd1dc6b3

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
Signature0XQ3ssDdrl27Rz24z8H97JM77FKR1jRSuQgxqC5YnR6FZva+lpki/lzEfOIdMiuIYuyJctKt+Mb4TXz+OThxAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:12:00.036067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076266
observed d01dccd9fa2b369686123265b42bda79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:00.000031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076266/manifest.json
observed cc305e7357a23e6d16f8e67ab87cd529...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:59.976862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076266/publication.md
observed 983b7268806f66cfd8e62a820931e42e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:59.954162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076266/publication.txt
observed 463ba2709f132471afd1d304a2f38db2...
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.