OpenTechnical

OT-2026-000053310

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, 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-2026-000053310) never changes.

Identity and time

Publication numberOT-2026-000053310 · never reused
Internal UUID01a0ae85-0a15-7c7a-87a2-e93b1ef30d42 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053310
StatusPUBLIC

Content hashes

Canonical textc9f9530de9752bd5d6210d66e820cd59cdaf3d56db10aa30ed7c859b924122a7
Markdown5e24ce09e8fa1e8e408f539476968df83179526ce259ee2ffdc0f3319574b97e
PDF
Publication pagee473fc36970d689d52ce703f37e589e2a17c094145dbed4b15ad8d06592541a4
Manifest4e7331610ad97d97918d07d3facaed293c6c44faf1a857203961cc1b1f30ed66

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
Signature4E3QpeeVIsk4GCXyGJyNGHUxAGq5mdOVvsWhD7O06zCdQoh3+UVtfmjwM786UvdMNrSvdIgxeUqyb+ey4bScAg==
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

2026-09-17T10:55:00.144614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053310
observed e473fc36970d689d52ce703f37e589e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:00.125478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053310/manifest.json
observed 4e7331610ad97d97918d07d3facaed29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:00.106258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053310/publication.md
observed 5e24ce09e8fa1e8e408f539476968df8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:00.087798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053310/publication.txt
observed c9f9530de9752bd5d6210d66e820cd59...
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.