OpenTechnical

OT-2026-000012026

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, 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-2026-000012026) never changes.

Identity and time

Publication numberOT-2026-000012026 · never reused
Internal UUID01a0ae6d-1943-7c1d-ba40-8b224d291247 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012026
StatusPUBLIC

Content hashes

Canonical text6bd4ee332f99bf8ce06ab14e2e8e9ad321580568030696ad80c4e1c054b83431
Markdownd441a683dea8360feef9edd4fe17983ceefb152c501fdb299bd59b36d45d8331
PDF
Publication page1efa74ed12d98d05354cae0828e7e5f7c31897323e5db256cc5c3e24a19776e8
Manifestfbbb91f64c7de12f4650edd5dee584a82dcacd817d2e2de0763b5241edad56d1

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
Signaturel1nnEEwKTaHUWPck9bt3gaNQ5CGoA4SfrSYcm0UQbpl+EmmECS1jJ6si8PW0rw518QVpeo5PUmIUrWwkCjwzCQ==
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

2026-09-17T12:12:53.907998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012026
observed 1efa74ed12d98d05354cae0828e7e5f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:53.888406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012026/manifest.json
observed fbbb91f64c7de12f4650edd5dee584a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:53.868509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012026/publication.md
observed d441a683dea8360feef9edd4fe17983c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:53.849805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012026/publication.txt
observed 6bd4ee332f99bf8ce06ab14e2e8e9ad3...
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.