OpenTechnical

OT-2026-000047529

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000047529) never changes.

Identity and time

Publication numberOT-2026-000047529 · never reused
Internal UUID01a0ae7f-3e59-7ddf-92cb-e74e33dd811f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047529
StatusPUBLIC

Content hashes

Canonical textbecc1c3e5d4572f32a2c3b7fd1a745f2c6fbae44a62799dcfe711155deafd60a
Markdown2937751347d4cccf8040966ef4d3c7359f5414736febd80fd6ba716448d65815
PDF
Publication page9723ec53d91a474629f874e38ba21e76c1aac34bee58c01bc51674e328eadd5c
Manifest7f25f5c94b446cce8cdd63ddf458e8828bd743cb3b873423cd2c99612bf6a9b6

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
Signaturel1N6aDL6g0E6AEdRLJt55Vhrz3LqXBEH+zYtsWqw/cHNY4V0ONWeZIkxUyiIAF91M3Dab/kgfgiPH7nCnzaoBA==
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

2026-09-17T11:06:38.586453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047529
observed 9723ec53d91a474629f874e38ba21e76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:38.565472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047529/manifest.json
observed 7f25f5c94b446cce8cdd63ddf458e882...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:38.548928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047529/publication.md
observed 2937751347d4cccf8040966ef4d3c735...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:38.530536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047529/publication.txt
observed becc1c3e5d4572f32a2c3b7fd1a745f2...
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.