OpenTechnical

OT-2026-000052134

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three 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-2026-000052134) never changes.

Identity and time

Publication numberOT-2026-000052134 · never reused
Internal UUID01a0ae83-e78f-7f6e-b360-3405f68e5830 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052134
StatusPUBLIC

Content hashes

Canonical text350d0c8677bb4e2aaf35a67e5b96c3d93f3f956ba51bba1573ff6e31186e7056
Markdown66906a276f55f52e5bcf19cdde26f23ad7ebe8634e6f1d761672a7aacc1b0d76
PDF
Publication page45c51dc05d784aab37b2b056a762b8e48ff266994539b5e2085123031331ea5b
Manifestc9732ee852a267bb301ceea49a72e74bc0f7e14ce0703a56abdf12f0dff80d6e

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
Signaturek8iJr23/KAGZEyM6WzPK1YtFEIfbtkS0B45YyyQJACmAXRr8iAIeKJbMHmRjXdbkSFW0sZCzV8aY1lBFI90zAA==
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

2026-09-17T10:57:40.999400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052134
observed 45c51dc05d784aab37b2b056a762b8e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:40.981913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052134/manifest.json
observed c9732ee852a267bb301ceea49a72e74b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:40.965198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052134/publication.md
observed 66906a276f55f52e5bcf19cdde26f23a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:40.946562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052134/publication.txt
observed 350d0c8677bb4e2aaf35a67e5b96c3d9...
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.