OpenTechnical

OT-2026-000038242

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off after set-down, on a tool changer

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-2026-000038242) never changes.

Identity and time

Publication numberOT-2026-000038242 · never reused
Internal UUID01a0ae78-2d51-7bc5-8093-f90f36445cd7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038242
StatusPUBLIC

Content hashes

Canonical text012c8ecf5d70bba13e5e09a2b265fcadb625b39954c45ac57df8254875d2bb7b
Markdown9646966050106f95a0c18ac100153cac319e8a9e539acdc7d4819959d4093714
PDF
Publication pagef67420bde6edf0075dab965c163df9f4781a03104e1ebff50a5830e4921d2ca6
Manifest33444db75825858835f2de79a7fa58c43522174d349d67f6fa682faeae130ec3

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
SignaturecJ1PrcCpJKPIk19GSMlMUmndquvHjvgeVgV+nhgCf1nNT/tlE5bQB68uPKvgQfeP0jVDcrdejNvRZfIQCGCoBA==
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

2026-09-17T11:22:23.431886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038242
observed f67420bde6edf0075dab965c163df9f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:23.414865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038242/manifest.json
observed 33444db75825858835f2de79a7fa58c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:23.397806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038242/publication.md
observed 9646966050106f95a0c18ac100153cac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:23.379774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038242/publication.txt
observed 012c8ecf5d70bba13e5e09a2b265fcad...
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.