OpenTechnical

OT-2026-000053270

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-2026-000053270) never changes.

Identity and time

Publication numberOT-2026-000053270 · never reused
Internal UUID01a0ae85-0a15-7faa-b7cc-343039c133e3 · 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-2026-000053270
StatusPUBLIC

Content hashes

Canonical text416580de73434a9659b19eee07d9fe51fb7bae95ec06fba2cf89df7972685681
Markdown33e23bb268667375cb02f8b09c3450fd18ee2e50de1838192a77a419dc96310d
PDF
Publication pagecc3e8e3916795e4d516f3cca787cdd77ca7e7277f1dc811efae196ac75bdbfd7
Manifest3d78c2053e9da041cdf9a1bfd2bb5081cde3b1918eca19da779f77b043122703

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
SignatureMnmwm/n07zrsaqn9dSww1+Mwv2V1QYCMksRK9Snh8l+ophcr56ApqM7ua4ternKntbQLM8k6YN3/PCbGxGCEDg==
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

2026-09-17T08:41:00.515161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053270
observed cc3e8e3916795e4d516f3cca787cdd77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:41:00.497726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053270/manifest.json
observed 3d78c2053e9da041cdf9a1bfd2bb5081...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:41:00.478547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053270/publication.md
observed 33e23bb268667375cb02f8b09c3450fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:41:00.339464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053270/publication.txt
observed 416580de73434a9659b19eee07d9fe51...
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.