OpenTechnical

OT-2026-000023274

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, sustained 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-2026-000023274) never changes.

Identity and time

Publication numberOT-2026-000023274 · never reused
Internal UUID01a0ae70-7267-7d7b-a74d-a9e7bee14a7a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023274
StatusPUBLIC

Content hashes

Canonical text26e0d9286e2470adb12889b380748328f8f01865510766f68e8987ebafb221b8
Markdown02ab22a8abd7ecb2036cf22aa62d04fb4d9aca8cd410f9cce48e841b513e51d9
PDF
Publication pageb5c234aac44fa1495337bc9876c3304a08ada7888e6373f8287e0a1d79fe624f
Manifest478a52ce738f6dfe09b152e26b1317626ce7d271f3aba98a1655bccec16efb59

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
Signature/6YYckkvwKni/TDaQt1hPi7YamfFMP1s0e/naO9puAInLWCJBL5Sp3o8M9GRQipPbAhd0xMCTCWLvFIR40vxCw==
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

2026-09-17T11:51:20.856421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023274
observed b5c234aac44fa1495337bc9876c3304a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:20.840080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023274/manifest.json
observed 478a52ce738f6dfe09b152e26b131762...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:20.823282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023274/publication.md
observed 02ab22a8abd7ecb2036cf22aa62d04fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:20.805941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023274/publication.txt
observed 26e0d9286e2470adb12889b380748328...
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.