OpenTechnical

OT-2026-000025027

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four 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-2026-000025027) never changes.

Identity and time

Publication numberOT-2026-000025027 · never reused
Internal UUID01a0ae71-2728-75ef-8999-1f3e21cbf1c3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025027
StatusPUBLIC

Content hashes

Canonical text4cb400c72cc2e85f224b5f6891a1099926984d373853e9bef75b93a72914a080
Markdown254c094e467bed45312586001282059ddf9d0af20f9849b45a9ced2e7fc08645
PDF
Publication pagec94bd4a4914e7de6ba3dc174eef297e586123b0300d8979e180993f675f19ebb
Manifeste88841cf1f536ae7034dadb771fabe3f3499bab0fe3c33e1c426d163b8e101c9

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
Signaturemh/D1bLVyGSJK2pHMAbGHdrMGEPbcTCEFt0qQGrKMkUYy9J5vn0R2GTARUzRl4tHWTeQsBYvSn+JDR0udXe9Aw==
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

2026-09-17T11:48:25.826465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025027
observed c94bd4a4914e7de6ba3dc174eef297e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:25.807266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025027/manifest.json
observed e88841cf1f536ae7034dadb771fabe3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:25.789219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025027/publication.md
observed 254c094e467bed45312586001282059d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:25.769748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025027/publication.txt
observed 4cb400c72cc2e85f224b5f6891a10999...
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.