OpenTechnical

OT-2026-000034007

Publication integrity record

Two cup vacuum gripper, two zone face, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000034007) never changes.

Identity and time

Publication numberOT-2026-000034007 · never reused
Internal UUID01a0ae75-df0c-7b32-887e-cd419c7c2e16 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034007
StatusPUBLIC

Content hashes

Canonical textf173273211143276957b4f7d7e4ef9b146169f1b2322a0b59398f97bffaa39c3
Markdown4706ee950380476f5e2c9721161cdfc893b8b4a6feb6a2d5ebb519ecdd0bacf5
PDF
Publication page2835bfcbf18cc4d34ea581e9f0dd8da81125dcfdd5b9dc4d00891226647cc4aa
Manifest7b7f65bb6cf3d520db22a07724b0b257b0938d16ea5750ca2ca9d8088c2d10c6

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
Signaturehje3JuKlMFyR9H1koEzLrQjUB0lehKcMRS7iwzIxojtoP3Is3OZLbK0ZmrFkcATdGBVPS2Tj2EksOB4nK6G6Aw==
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

2026-09-17T11:30:13.468714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034007
observed 2835bfcbf18cc4d34ea581e9f0dd8da8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:13.444960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034007/manifest.json
observed 7b7f65bb6cf3d520db22a07724b0b257...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:13.426777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034007/publication.md
observed 4706ee950380476f5e2c9721161cdfc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:13.408594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034007/publication.txt
observed f173273211143276957b4f7d7e4ef9b1...
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.