OpenTechnical

OT-2026-000017851

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, 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-2026-000017851) never changes.

Identity and time

Publication numberOT-2026-000017851 · never reused
Internal UUID01a0ae6e-96fb-76e8-9834-fb53568ca2e8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017851
StatusPUBLIC

Content hashes

Canonical text637c75aff65251ec34cc5463936e85ba7b6d72050c54157da1049699861d7ba2
Markdown175bf7195cf1788d1758c879eb0ca519f0e43fb49831423b715ff2c61354de5f
PDF
Publication page5e2ee691a7d87c010872aab3b799dac186e63167852c4932d4736841f5a030c4
Manifestc76cdf4113e863ed897bb32ede16ff443d550f31663097aad4e989f081af0a11

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
Signature4VC+QkzjYLGp+gx58ZpQsWhJ5l/bfs9fhllluuYgu1GmmPf98EwzknOaIz9+sz9Q95tXqV1074X69Y9s7hHTAA==
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

2026-09-17T12:01:49.989384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017851
observed 5e2ee691a7d87c010872aab3b799dac1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:49.972825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017851/manifest.json
observed c76cdf4113e863ed897bb32ede16ff44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:49.956739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017851/publication.md
observed 175bf7195cf1788d1758c879eb0ca519...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:49.942568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017851/publication.txt
observed 637c75aff65251ec34cc5463936e85ba...
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.