OpenTechnical

OT-2026-000023390

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, sustained blow-off 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-2026-000023390) never changes.

Identity and time

Publication numberOT-2026-000023390 · never reused
Internal UUID01a0ae70-7268-799d-9ae4-938f666ce8e4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023390
StatusPUBLIC

Content hashes

Canonical textef1755899f53c5c1842921ebbc3a416da1d23f83d64a60566898bb65a43cebe2
Markdown5a8e43cb7f25e0796d3b5e6f5d1e683d386a6933faa0c2abbec4d0315d1f94b3
PDF
Publication pagedee3ec48a96e2cb61affaffc8b9b2217ad50b7ce10852eeab8b588dcd9a2fe78
Manifest0abcdd2266d3c9c6fb1060c891ced10ca6238db8e8cd9dea04e3e6af8dd56a29

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
Signatureon0UvnrChKwEMypVHu3QAaamRdwl64sR/Kqhy7gnj/pHfit94bkSLzk4Wp2AjO5bedcvTd0xEwpe9tQeSoYdBA==
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

2026-09-17T11:51:35.501937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023390
observed dee3ec48a96e2cb61affaffc8b9b2217...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:35.483952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023390/manifest.json
observed 0abcdd2266d3c9c6fb1060c891ced10c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:35.465101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023390/publication.md
observed 5a8e43cb7f25e0796d3b5e6f5d1e683d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:35.447306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023390/publication.txt
observed ef1755899f53c5c1842921ebbc3a416d...
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.