OpenTechnical

OT-2026-000008789

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000008789) never changes.

Identity and time

Publication numberOT-2026-000008789 · never reused
Internal UUID01a0ae6a-e46c-7234-89e9-7ff10ebc3631 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008789
StatusPUBLIC

Content hashes

Canonical textf6f10d9c940beb1833de194bf0f47be7dfd9c2a4a9b5b1aa79e2547d885e67f5
Markdown61af02fd24da9466091167642951628701885e3bb8ff5d7b81bf19a99b677a84
PDF
Publication page67141855cc4ae87318ee80e49cba7b32956efd594f0abf6e2fac6d2bcdd523ca
Manifest7c581da9eca1f0111176ecf3a3b2edc84970695094b7615e0be32f0c52a84635

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
Signature7/X6KKYFyJwRJgYWEpz/S4ji8+nnKULmE6c4F7vkh/qVGLNB/RuuhM9vPLbWa6vlgz6HGgQFrzTKjraKCwQqBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:04.336258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008789
observed 67141855cc4ae87318ee80e49cba7b32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:04.312758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008789/manifest.json
observed 7c581da9eca1f0111176ecf3a3b2edc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:04.292584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008789/publication.md
observed 61af02fd24da94660911676429516287...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:04.273709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008789/publication.txt
observed f6f10d9c940beb1833de194bf0f47be7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:43.271521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008789
observed 67141855cc4ae87318ee80e49cba7b32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:43.252231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008789/manifest.json
observed 7c581da9eca1f0111176ecf3a3b2edc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:43.232747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008789/publication.md
observed 61af02fd24da94660911676429516287...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:43.212185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008789/publication.txt
observed f6f10d9c940beb1833de194bf0f47be7...
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.