OpenTechnical

OT-2026-000091266

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, pump fed, pressure sensor per zone, 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-2026-000091266) never changes.

Identity and time

Publication numberOT-2026-000091266 · never reused
Internal UUID01a0ae9c-f16c-7763-9bbb-a77a58af7e99 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:16.158740Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091266
StatusPUBLIC

Content hashes

Canonical textf1bd067c30edcbf89c1c166b1ed231c47ab9c0b645fc2af9b4cec65acd3fff4d
Markdownaebc325b72c11213cf571d78640743e39d7f5336acbb8be996ce308018612424
PDF
Publication page406ac03755bfe1e35ae113990d439cf10c8be6a60e4521669a43dbfa13581d07
Manifest74510b4277b8607a21efa0eef8adeb11f1521a3d672fa620150fa4adae439fea

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
SignatureSVw01p8wbxlbT2fSX8xvORIKLqWA+7cWdIpGKVHbPq6T1WvsfWWiFenA2vUffUqX911KfZtwcvGAU8JxR2ZuAw==
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

2026-09-17T09:43:26.831285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091266
observed 406ac03755bfe1e35ae113990d439cf1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:26.813048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091266/manifest.json
observed 74510b4277b8607a21efa0eef8adeb11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:26.795540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091266/publication.md
observed aebc325b72c11213cf571d78640743e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:26.778580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091266/publication.txt
observed f1bd067c30edcbf89c1c166b1ed231c4...
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.