OpenTechnical

OT-2026-000079567

Publication integrity record

Foam pad vacuum gripper, three zone face, three 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-2026-000079567) never changes.

Identity and time

Publication numberOT-2026-000079567 · never reused
Internal UUID01a0ae96-0b92-796f-b4d5-9fb6ce35796d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079567
StatusPUBLIC

Content hashes

Canonical text19ec9da064715c91521cf98e6833d9de9e0f4fd912b931463d5c96096ecc531a
Markdown491de698f84cb9a60dd2c7f09d1668889dfda0393c7c5bf7047a6e5dca7b49ee
PDF
Publication page2d5cd54147aa433fd87d83ab15f40a40c708da3e5effed4e4b1d5cb70e0bccfd
Manifestb537e784b35682859205575f093a777808e11795231de9785de619346323bcd7

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
Signature6rzHa7o37drfWmciCL+ioLRp6SwBCpw1UY6rfDvVg6UYNBR2GEU0Crqxy89pBacaZZ5I9uSNoGZhMdEvEG4nCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:05:13.056484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079567
observed 2d5cd54147aa433fd87d83ab15f40a40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:13.035264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079567/manifest.json
observed b537e784b35682859205575f093a7778...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:13.013322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079567/publication.md
observed 491de698f84cb9a60dd2c7f09d166888...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:12.989432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079567/publication.txt
observed 19ec9da064715c91521cf98e6833d9de...
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.