OpenTechnical

OT-2026-000041008

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained blow-off before 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-2026-000041008) never changes.

Identity and time

Publication numberOT-2026-000041008 · never reused
Internal UUID01a0ae79-b10d-7f2a-a6ae-4e9e6623ffb1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041008
StatusPUBLIC

Content hashes

Canonical textee6a0939275d364a33d010155f1fc04e25da688710a2df5166bb79b7bb4baaf0
Markdown8a6029ceba97c484e7ef4e26b8850cf7b97763c892e359b4a5871128f649c6c1
PDF
Publication pagea6822167aea537d9066cb1b60f6f11cbb836d1dfc446bb015d961aeb1fe9df54
Manifest3482278bb8f6fa6bc1c7dc2707316cb9d16ab4c7d77d26cda99936783a4d7556

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
SignatureeiHNF3Q2iWYKy8vKBWlOytLEJRejM1n6Md3/0/Tv2qAMfIgDTMq1O5LIowPH5ju9qGxG+26QazUsDL3afYlkDQ==
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

2026-09-17T11:16:54.845501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041008
observed a6822167aea537d9066cb1b60f6f11cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:54.828705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041008/manifest.json
observed 3482278bb8f6fa6bc1c7dc2707316cb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:54.813760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041008/publication.md
observed 8a6029ceba97c484e7ef4e26b8850cf7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:54.798943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041008/publication.txt
observed ee6a0939275d364a33d010155f1fc04e...
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.