OpenTechnical

OT-2026-000029528

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, sustained 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-2026-000029528) never changes.

Identity and time

Publication numberOT-2026-000029528 · never reused
Internal UUID01a0ae73-5e21-799e-8afd-559d3486c1e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:51.545382Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029528
StatusPUBLIC

Content hashes

Canonical text69bcb1aa5f45caab1d27fd020a1bbfaf030600331bda71b758a401ef69be7438
Markdownea896a2d9cf615036325f7c3a905bd568fefb47850b36373858cf8b6f042f9b0
PDF
Publication pageb8674e156be96cede5500a21ebb7322205ba78cd0e8bc2ad8ac30c3599c25813
Manifest739aa1e710e4ebaf7b94c2abe65ab521ec28bd3ffaf60946dc417073d2546880

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
SignatureyPT9i1hP2IJYm070gsQGaZ991jM8M8Vk1ruqG5UmrzBeXJW9ahziClzp9ZaiDu35jdRniH8N/+D5xUcXfdCPCQ==
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

2026-09-17T11:39:10.668742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029528
observed b8674e156be96cede5500a21ebb73222...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:10.650698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029528/manifest.json
observed 739aa1e710e4ebaf7b94c2abe65ab521...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:10.634607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029528/publication.md
observed ea896a2d9cf615036325f7c3a905bd56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:10.612222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029528/publication.txt
observed 69bcb1aa5f45caab1d27fd020a1bbfaf...
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.