OpenTechnical

OT-2026-000057192

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000057192) never changes.

Identity and time

Publication numberOT-2026-000057192 · never reused
Internal UUID01a0ae87-d5ba-721b-8644-2af43c8648bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057192
StatusPUBLIC

Content hashes

Canonical text26f0ebdf2dea0c73d302a9ac6a95616b36392243e940a49558e8295cc9d4c885
Markdownfccf5d4e7a66fc9e7d1d34d9ea82f69714134412ce88d965a470936507fb68c1
PDF
Publication pageba77d5e591646d4037f696d5d122b29fa36e23c093c176152db807309b3144b6
Manifesta7a99ed2ece5cb06cd2416961e5cbe243b34699818bc649f8a14ce7dfabfdfb9

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
SignatureOXMcMSL3z/DdXAIT+HL/WgYLmSmkkXnwW+jKIxK0zTs5ps+BhbPPa6pvGx6Na2FxkGGWuwAsCQ1QDXCiyioTBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:11.924022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057192
observed ba77d5e591646d4037f696d5d122b29f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:11.904443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057192/manifest.json
observed a7a99ed2ece5cb06cd2416961e5cbe24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:11.888015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057192/publication.md
observed fccf5d4e7a66fc9e7d1d34d9ea82f697...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:11.854823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057192/publication.txt
observed 26f0ebdf2dea0c73d302a9ac6a95616b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:19.315779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057192
observed ba77d5e591646d4037f696d5d122b29f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:19.296934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057192/manifest.json
observed a7a99ed2ece5cb06cd2416961e5cbe24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:19.256285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057192/publication.md
observed fccf5d4e7a66fc9e7d1d34d9ea82f697...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:19.216608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057192/publication.txt
observed 26f0ebdf2dea0c73d302a9ac6a95616b...
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.