OpenTechnical

OT-2026-000052560

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single 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-2026-000052560) never changes.

Identity and time

Publication numberOT-2026-000052560 · never reused
Internal UUID01a0ae84-573b-7faa-962b-9f401fe835b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:23.819394Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052560
StatusPUBLIC

Content hashes

Canonical textcd329f24b8b5edad0990aed7c299c8aef60cce583f2958a6be1b39530b398d1d
Markdownb534eb603b35f1b81d9d1e568124355d5b79ee5b512e3c20159108cd1c853bb4
PDF
Publication pagec1bb5c9678a6da47c012cdaadd5a0112fc1fb9ff69aa00bcf38d2e6b32c66ee6
Manifest17769519e7170c7c5f142b1ac5ffabd3f4cc95891b4369c5192153e66b8e99d1

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
SignaturethofZZ29PGza0zDeP0zyLCmkqp3SGaw0lc3jGwKIoo3CsIrGJJJua9zkr5IV1VUCLtOWHpvrdeRBVFrEVdjWCQ==
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

2026-09-17T10:57:13.001120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052560
observed c1bb5c9678a6da47c012cdaadd5a0112...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:12.984279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052560/manifest.json
observed 17769519e7170c7c5f142b1ac5ffabd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:12.967114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052560/publication.md
observed b534eb603b35f1b81d9d1e568124355d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:12.949959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052560/publication.txt
observed cd329f24b8b5edad0990aed7c299c8ae...
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.