OpenTechnical

OT-2026-000046178

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two 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-2026-000046178) never changes.

Identity and time

Publication numberOT-2026-000046178 · never reused
Internal UUID01a0ae7e-032c-72cd-a580-c664d78d74c9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046178
StatusPUBLIC

Content hashes

Canonical text277cae72d11fb76d5b9d8cf321c43472bdbc93c29d26a6175c9985aed5e76e96
Markdown2ab45d7efab44a78bb5741e2703ecbf01545f03cbb4b775cdc34257b6f7328a2
PDF
Publication page3b00f248d2686311b2d3d5c5dd7a5e8fc6fb29e65f25b224150a4ee0b7c05c1e
Manifest2f2f7ab4805cdf8858fcfa93e0418b0965fb98009084c0bcec3ce2378bddb0c9

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
SignaturefPgeGjLYKWv+ZCCjmEWR1ToIC1g/r2921Z1yq+oamOtfwyhXVnWuPgdIk4Nr1QkbNHAnCnUEVQbsDV2Rc6YZDQ==
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

2026-09-17T11:09:11.139981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046178
observed 3b00f248d2686311b2d3d5c5dd7a5e8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:11.121551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046178/manifest.json
observed 2f2f7ab4805cdf8858fcfa93e0418b09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:11.103066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046178/publication.md
observed 2ab45d7efab44a78bb5741e2703ecbf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:11.084644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046178/publication.txt
observed 277cae72d11fb76d5b9d8cf321c43472...
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.