OpenTechnical

OT-2026-000041403

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000041403) never changes.

Identity and time

Publication numberOT-2026-000041403 · never reused
Internal UUID01a0ae79-b145-768a-a684-3b9862e5f664 · 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-2026-000041403
StatusPUBLIC

Content hashes

Canonical textf1c944cc5175aa164c400b11110cf0a230712a1e6d41a8256f1f477874b72a48
Markdown6e3090db47452ce564fd1d45264a16d184651ede696a996b4a85999ac0b14dd9
PDF
Publication page1a06b440ccc769340c9e02c03e4159a69b91c2fcb6f16c94a9e8adc3ff9f108d
Manifest6a30b452641442fb65c589979e7324d84bef36142786309646645397e3d5674b

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
SignatureHhGPY08KYmGUAvumIxh1CjSKO9S6udGwNvkd+FRt0sMOqAK42QEwfgAf1/30+StpNmy3pOEYkKG2x2v7bEC5DA==
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

2026-09-17T11:17:24.960369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041403
observed 1a06b440ccc769340c9e02c03e4159a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:24.940452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041403/manifest.json
observed 6a30b452641442fb65c589979e7324d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:24.921908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041403/publication.md
observed 6e3090db47452ce564fd1d45264a16d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:24.905213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041403/publication.txt
observed f1c944cc5175aa164c400b11110cf0a2...
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.