OpenTechnical

OT-2026-000060797

Publication integrity record

Four cup vacuum gripper, four outlet manifold, plant vacuum fed, 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-2026-000060797) never changes.

Identity and time

Publication numberOT-2026-000060797 · never reused
Internal UUID01a0ae8a-b7d0-7501-9d9c-55e073fd4676 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060797
StatusPUBLIC

Content hashes

Canonical text2aa7c3a81fc11f2c70e5e0a1e954f920af9e46b3c4f08c83ce5a6e45bb6b7277
Markdown8d82984cbf32f31c3d0c9cc23d4f832801540bf8a400209107bb2811a02e12af
PDF
Publication page2d661c1cc032a3fb23537935b55d42130cd501c7fdb8d04569704113ccfde824
Manifest17cdca02d609db5b4af5c70d77249910f12d2a25cec7f8a1d454b6e782c27665

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
Signaturexzt907hXfW0EJM3dt2oJjTShrxSUfHjehwWYI4yZSvIHx3/8LgsyH0tsKa6QpGMxDcFFL5cPWFHWREIYxLlRCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:32.696112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060797
observed 2d661c1cc032a3fb23537935b55d4213...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:32.677647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060797/manifest.json
observed 17cdca02d609db5b4af5c70d77249910...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:32.659205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060797/publication.md
observed 8d82984cbf32f31c3d0c9cc23d4f8328...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:32.641567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060797/publication.txt
observed 2aa7c3a81fc11f2c70e5e0a1e954f920...
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.