OpenTechnical

OT-2026-000056605

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, vented before set-down

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-2026-000056605) never changes.

Identity and time

Publication numberOT-2026-000056605 · never reused
Internal UUID01a0ae87-7af5-701f-af3e-0b4830fd99dc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056605
StatusPUBLIC

Content hashes

Canonical text533c939739270819ae3720e0b4510f9a57ba5ab3be735f57168776445c4ba2d1
Markdown5b2368b29756e3f631950e5ef82eca04816618060c0ef12e2e4f40348022806c
PDF
Publication paged87fd1270c0dcf0a08771b41ff5e326314971b99923214240bb27d54efde0a93
Manifest6a8b002e43a05854ee32799ba3c4eba0054d771e9e49b07344d0e610b46f4f49

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
Signature8BN9dntVGBLZjvmxGhObEzvdJZSNlj7Qhhh5XYyk90o6BrTBSOnBvXj8NYwp3heB705IeJz7AXsMcNIxKpclCg==
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

2026-09-17T10:49:57.327133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056605
observed d87fd1270c0dcf0a08771b41ff5e3263...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:57.310397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056605/manifest.json
observed 6a8b002e43a05854ee32799ba3c4eba0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:57.290470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056605/publication.md
observed 5b2368b29756e3f631950e5ef82eca04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:57.271801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056605/publication.txt
observed 533c939739270819ae3720e0b4510f9a...
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.