OpenTechnical

OT-2026-000063460

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000063460) never changes.

Identity and time

Publication numberOT-2026-000063460 · never reused
Internal UUID01a0ae8c-f944-78d1-a293-d5df1bd86f80 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063460
StatusPUBLIC

Content hashes

Canonical text48cc6a1d96a7d6185a3fecdcd6cfb2e10d1ee01a2bb2d7fccc60583fa85a4d73
Markdown04dc5daa5f2448e6e4fd174e40e847368dd30aaa7f596d44753c727ec72ac1bc
PDF
Publication page35adff907e7436f42be659a66523df81b06102c9fccf63dbe569fed920a1d637
Manifest3886a49456861e9db1a02ec4f89b5bcde8927fa7b4282240e2edd436b2713303

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
SignatureTVn5JQKKVfaOEc3ABddGYuEfc8ioqg8FeuFNOtfaoPeeGvnnd7NWz/kAmxd3kmuPkHenv+MbQLxHoE2o/aPJDw==
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

2026-09-17T10:37:25.506228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063460
observed 35adff907e7436f42be659a66523df81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:25.487294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063460/manifest.json
observed 3886a49456861e9db1a02ec4f89b5bcd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:25.468858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063460/publication.md
observed 04dc5daa5f2448e6e4fd174e40e84736...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:25.449178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063460/publication.txt
observed 48cc6a1d96a7d6185a3fecdcd6cfb2e1...
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.