OpenTechnical

OT-2026-000062638

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, vented after 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-2026-000062638) never changes.

Identity and time

Publication numberOT-2026-000062638 · never reused
Internal UUID01a0ae8c-0ac1-791e-9f85-f61fe930add7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062638
StatusPUBLIC

Content hashes

Canonical textc2c0245e4292f69c31495f890f6deaeddf74396ccdc459a5332241d00cbb0c53
Markdown47a2f4eff90fc8703779491d7f8e5825842b0ded470278a379eb46cc4897cab2
PDF
Publication page424e3bf422838d98a6da85211183fe0d5338639c2e927329f8afeb7d0432ce7c
Manifestd324b5b69d993c7486cc23d00012963a0eafd9c8461bab157fa6d49e39163f0f

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
Signature1R6iuRo33m29s0yQsYKsMrp8XRxspAO0tTCZB2wwvEcR0phwH1k72RT6bG70krhgVfrVeKNSpG5hZ0DzuMVCAg==
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

2026-09-17T10:40:10.099100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062638
observed 424e3bf422838d98a6da85211183fe0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:10.073678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062638/manifest.json
observed d324b5b69d993c7486cc23d00012963a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:10.044639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062638/publication.md
observed 47a2f4eff90fc8703779491d7f8e5825...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:10.017914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062638/publication.txt
observed c2c0245e4292f69c31495f890f6deaed...
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.