OpenTechnical

OT-2026-000056676

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, 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-2026-000056676) never changes.

Identity and time

Publication numberOT-2026-000056676 · never reused
Internal UUID01a0ae87-7af6-7c73-b47b-42409f82cc99 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056676
StatusPUBLIC

Content hashes

Canonical text2857ddcf596bf3accd404080be1b245bf941b8077258550ea8b05060609f6dcc
Markdownecea68e92eba1d2d3272b9977ed2ffd50fb6b994174e961cee97f9c191227719
PDF
Publication page902fa01f0fe3eb49890f1b6fd521e706ea7f0d5d5c179c9228a20c3c5d6ccdb2
Manifest86f8072cc4d3c44581447e4cdfb6f3b8f0f39e3cab42130c89b1f2f5265c612b

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
SignaturekYhR4ywyelLXbWd+RCIoJhl1NvDGHN46Tdx63zBDVk6hV7JQ7KeYCdv617r9VqSlfr0PrMWLA8OISemCmd3NBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:04.488848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056676
observed 902fa01f0fe3eb49890f1b6fd521e706...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:04.471020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056676/manifest.json
observed 86f8072cc4d3c44581447e4cdfb6f3b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:04.454114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056676/publication.md
observed ecea68e92eba1d2d3272b9977ed2ffd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:04.435962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056676/publication.txt
observed 2857ddcf596bf3accd404080be1b245b...
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.