OpenTechnical

OT-2026-000040969

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two stage ejector, 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-2026-000040969) never changes.

Identity and time

Publication numberOT-2026-000040969 · never reused
Internal UUID01a0ae79-6d11-7d32-921f-a11d1c054cd0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040969
StatusPUBLIC

Content hashes

Canonical text8a5254c5f557e19b06490559ac165911c41f431dd3d1046fe24309bcc5a02d8b
Markdown7faf8f15209d749c29d595007d6c510a26a148b0cd5f5d4494ae378a7fd4660e
PDF
Publication page482a0ba72f64c40cbd71761c56e8a856c06b0e95ea3a2452e0df4e54f6bfdb4f
Manifestcf950167fad7a40ef6e8802856923fcd23d8bc250d955927221918c9b3ea11f2

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
SignatureCszJugteZXYsqeEMqOK9GGLYj5TYvX62Npv9kWqzwXqOzS+0jlFX0rxBNzQdkg6yogLbZu/F2bekrG0CZflZBg==
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

2026-09-17T11:20:22.418180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040969
observed 482a0ba72f64c40cbd71761c56e8a856...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:22.398798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040969/manifest.json
observed cf950167fad7a40ef6e8802856923fcd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:22.382547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040969/publication.md
observed 7faf8f15209d749c29d595007d6c510a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:22.366818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040969/publication.txt
observed 8a5254c5f557e19b06490559ac165911...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:47.118354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040969
observed 482a0ba72f64c40cbd71761c56e8a856...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:47.102475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040969/manifest.json
observed cf950167fad7a40ef6e8802856923fcd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:47.085120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040969/publication.md
observed 7faf8f15209d749c29d595007d6c510a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:47.067549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040969/publication.txt
observed 8a5254c5f557e19b06490559ac165911...
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.