OpenTechnical

OT-2026-000040220

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000040220) never changes.

Identity and time

Publication numberOT-2026-000040220 · never reused
Internal UUID01a0ae79-26ff-71f3-81b8-a77b7e39a4b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040220
StatusPUBLIC

Content hashes

Canonical text783ac1074349b264de326ce1f5c330d8e3da3e57cd039a269445c3a739277148
Markdown48a285a00a164f007bfdf9e39301bed1e9799d28bcd50440af14f4329e850283
PDF
Publication pageec3ec8663556ef3989be73663436b7f9ba975d0547240539b2c74e3f0741c55e
Manifest47b2590eea22f4cf6a5eef406c7212dc5f91fe2b66dbe206e1ce6021d5c40fce

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
Signaturesd3N4O4nT/HMQPKKgFU7xuwd3alcHtlIuHEPibPNDAQnRzsjocExyheY8CwkZ1mWLMI7nuAhUkZbvU4SWb9YAQ==
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

2026-09-17T11:19:06.327276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040220
observed ec3ec8663556ef3989be73663436b7f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:06.311569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040220/manifest.json
observed 47b2590eea22f4cf6a5eef406c7212dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:06.296423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040220/publication.md
observed 48a285a00a164f007bfdf9e39301bed1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:06.279897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040220/publication.txt
observed 783ac1074349b264de326ce1f5c330d8...
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.