OpenTechnical

OT-2026-000055140

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000055140) never changes.

Identity and time

Publication numberOT-2026-000055140 · never reused
Internal UUID01a0ae86-5e82-79ba-8d37-600d2b3d5c4c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055140
StatusPUBLIC

Content hashes

Canonical text9740e1dc0b7579179a93403bd1d873f0b936634640946dcb35bea82eb654cf7a
Markdown4200bc59cbc01757f072c08b2d69dacd5d0c6bf6a44fcc2c1f7af21599780b2b
PDF
Publication pagecf9d6179942e9d97892539372b0ced03b4b9c094245eea3bf9e45f91b53a6570
Manifest86d0275c78479c059cb14308db266827e27ad3e4d72957d29f3db2801f5fdc86

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
SignatureIHhGxK3eX1rqu5v+VJJXh5ZdRI5fAec43R5srViHofr+1fRNuqjDF7dOlWGpoJz6MxGOvs46MtY05P+Zyo3JDA==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:19.004073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055140
observed cf9d6179942e9d97892539372b0ced03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:18.987684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055140/manifest.json
observed 86d0275c78479c059cb14308db266827...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:18.902792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055140/publication.md
observed 4200bc59cbc01757f072c08b2d69dacd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:18.884050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055140/publication.txt
observed 9740e1dc0b7579179a93403bd1d873f0...
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.