OpenTechnical

OT-2026-000022332

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000022332) never changes.

Identity and time

Publication numberOT-2026-000022332 · never reused
Internal UUID01a0ae6f-f4fd-77b2-8ceb-c901f5c3f296 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022332
StatusPUBLIC

Content hashes

Canonical textb306fd0cdf355e0058fb860652e0bc38118588ddc7d1582f85a5045fa913e6f9
Markdowncb826330f77dfdf47a6f2c75e86e869d51d66bd2371af109c88ff36c4109d4a5
PDF
Publication page22f4f76b787165d2e4bdb992700c8f4c2a111672110ef480975fafa538a17e8c
Manifestacb6953b58f6357e380b0030740053f13b437505595cb36954d31175acf7e0c3

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
SignatureJa8fxEM1lh4YXbf6jtolnaIpSzbRkv4+xUBHcFVCCMymqhldMDB0KISTJSpJ1yNpA+t6bo5Pi6NhAONIEsbKAA==
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

2026-09-17T11:53:41.622538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022332
observed 22f4f76b787165d2e4bdb992700c8f4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:41.603839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022332/manifest.json
observed acb6953b58f6357e380b0030740053f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:41.586398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022332/publication.md
observed cb826330f77dfdf47a6f2c75e86e869d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:41.569935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022332/publication.txt
observed b306fd0cdf355e0058fb860652e0bc38...
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.