OpenTechnical

OT-2026-000039906

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, 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-2026-000039906) never changes.

Identity and time

Publication numberOT-2026-000039906 · never reused
Internal UUID01a0ae78-d8d6-761f-9eec-c033abd011f3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039906
StatusPUBLIC

Content hashes

Canonical text5bc2fc41a30e8135d90b71706dd38c4feeb9e8118d86b932d844398c7fbe0db3
Markdown8f2100bff7960c26cd68fa5d22e70ed675361ccd0b6594c01f879097c2bfc960
PDF
Publication pagedb3b2a5a6d7ada46a0d9f0e2d054e362b1b8449c84e8675072d907f99d5fce3b
Manifest6adbe661e4a0a7217eeabd4483f082bfa211dd70b1d3da5f6929a180639c64c0

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
SignaturecPfrXzfANaEjFDgLnvL4zcgAXSoYXlUBQifoEYwFem1dzkYuVwqDEI+hraqodJdWITL943RKavq6/AJbBbb4Cw==
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

2026-09-17T11:20:11.952112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039906
observed db3b2a5a6d7ada46a0d9f0e2d054e362...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:11.933216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039906/manifest.json
observed 6adbe661e4a0a7217eeabd4483f082bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:11.912770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039906/publication.md
observed 8f2100bff7960c26cd68fa5d22e70ed6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:11.892815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039906/publication.txt
observed 5bc2fc41a30e8135d90b71706dd38c4f...
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.