OpenTechnical

OT-2026-000033376

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, 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-2026-000033376) never changes.

Identity and time

Publication numberOT-2026-000033376 · never reused
Internal UUID01a0ae75-8980-7ebf-83a9-bffa59635d4e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:13.649513Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033376
StatusPUBLIC

Content hashes

Canonical textf999e779ead450621bf6e5fda1d23f4b80db20de0ce3c7acfda21cb58594ec20
Markdown2d646a9ecaabd25251fc0bc0e5307402d64a06c93dca767ac4ec49ae7199e559
PDF
Publication page01c5f58bf697df941c025fc7d7eefe69e7c1b3d44401ead8252aeb470b6a607c
Manifest5d69852127bcc079b37d477aeb8c62500e7445c4c750841502673ee6572518ee

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
SignatureFG/fax6zn6zAt9zVQz/vIlKdpLWfH9fOI0dOy9PSsgeWph9wUBhvlucsgcNgs0Kvy448o2hyqZNLebOmXbR5DQ==
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

2026-09-17T11:32:08.900231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033376
observed 01c5f58bf697df941c025fc7d7eefe69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:08.875051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033376/manifest.json
observed 5d69852127bcc079b37d477aeb8c6250...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:08.856847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033376/publication.md
observed 2d646a9ecaabd25251fc0bc0e5307402...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:08.765832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033376/publication.txt
observed f999e779ead450621bf6e5fda1d23f4b...
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.