OpenTechnical

OT-2026-000051582

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, vented before set-down

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-2026-000051582) never changes.

Identity and time

Publication numberOT-2026-000051582 · never reused
Internal UUID01a0ae83-7c81-754a-acff-90921ff94746 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051582
StatusPUBLIC

Content hashes

Canonical text9d6c3f7e2c193680567fc83a7396f41af5a47253243e41903453e36e11a5f066
Markdown11446ce25f9bedce88459fbf0bcc15af9d81b81ed658749cc2c2747d12876797
PDF
Publication page295c3213b7ab27632d36e8067eee65c6a383394afb8275d95cbc132e14dbae5c
Manifestdd74df3546de766fcbf9178607539025d8ba8d36af0ca6bf826e67bde3bff130

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
Signature0VAjOnICffiJkW+6Bo88oMR8wMyyW7WpXKXEQLQYbXjsT96vS6lGise059mrl2QOBLGiXJnS8AnjTC4qbA1CCg==
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

2026-09-17T10:58:25.534214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051582
observed 295c3213b7ab27632d36e8067eee65c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:25.515921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051582/manifest.json
observed dd74df3546de766fcbf9178607539025...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:25.497879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051582/publication.md
observed 11446ce25f9bedce88459fbf0bcc15af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:25.479227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051582/publication.txt
observed 9d6c3f7e2c193680567fc83a7396f41a...
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.