OpenTechnical

OT-2026-000062095

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000062095) never changes.

Identity and time

Publication numberOT-2026-000062095 · never reused
Internal UUID01a0ae8b-b8b0-79ef-b40f-68104ce7f1ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062095
StatusPUBLIC

Content hashes

Canonical textc1c96d65b7a17cf4243704c50a850ef92be2c7588ba241701b989090e8aede2a
Markdown844f8e0a3c92f82189eca34b1f3f72407bb21eef3dbdfb1ec7074fd5250f9744
PDF
Publication page72a4d6e7d515066eb7177949ecc78f755dac1e339b2c828ad3d502f9baab735a
Manifestae2f0254d61c84c830a23b6609eaf5722e98e9019832995c6cfa56d9f21b75b1

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
Signature678W5HENc8mbvPO0WBp+OH0f1mXArp7mwjpS4r0ptuCboM4ESH1IB/anbvvedB+Q0PNEXbd2jTfc4i9q0w9ACA==
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...

Independent retrieval

2026-09-17T10:41:09.085853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062095
observed 72a4d6e7d515066eb7177949ecc78f75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:09.066431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062095/manifest.json
observed ae2f0254d61c84c830a23b6609eaf572...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:09.040556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062095/publication.md
observed 844f8e0a3c92f82189eca34b1f3f7240...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:09.014113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062095/publication.txt
observed c1c96d65b7a17cf4243704c50a850ef9...
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.