OpenTechnical

OT-2026-000070060

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, vented 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-2026-000070060) never changes.

Identity and time

Publication numberOT-2026-000070060 · never reused
Internal UUID01a0ae91-1861-720c-af2b-88a852f78010 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070060
StatusPUBLIC

Content hashes

Canonical textfaf0237a83e3d3f740cc25898325fd5098902ccde57a17930c902e1b785ee46c
Markdown7d6963acedf3a9c6abe9e2d3b899eb6c4d4ade1877b445928a4a4c9a84b3fb99
PDF
Publication pagef88e91c50e1dcd365ba14cdf7e546a915edc72588c3601d0fec6bfc55f27feb7
Manifest09facf11d883d33e5c7afcaab84d4bd9c8cd586a2d074da2a14abe421cbf9532

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
SignatureEFk6HUHj3dq1KB/omyswS3miXA3znRUAAxmCcdrkrHlc405tGG7cVydQV9zj+pDubcUsBGu0U/Xk9v984Zz/Dw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:27:01.111518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070060
observed f88e91c50e1dcd365ba14cdf7e546a91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:01.094686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070060/manifest.json
observed 09facf11d883d33e5c7afcaab84d4bd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:01.076390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070060/publication.md
observed 7d6963acedf3a9c6abe9e2d3b899eb6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:01.058361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070060/publication.txt
observed faf0237a83e3d3f740cc25898325fd50...
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.