OpenTechnical

OT-2026-000006156

Publication integrity record

Bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, pressure verified

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-2026-000006156) never changes.

Identity and time

Publication numberOT-2026-000006156 · never reused
Internal UUID01a0a951-3de1-72cf-b03e-7a8894c5f76a · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:24:28.900251Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006156
StatusPUBLIC

Content hashes

Canonical textdc61f95973f84b2d278c78dfe174ba6773bd1ade0eafdf6cbc8cdc142897085c
Markdown20636cb9ae424ffe03a95635c5c3eb9b55e9589ee32d64103707ac33169f7596
PDF
Publication page33ebf95180e303b56978715d2df436fc78ef53d06a31946e6407680525bdb9dc
Manifestc89c2393c7826484827ab31c2c98a5eafc94a3aa225d335209de0cde1d7ae9e2

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
SignatureXxX0/D/YE3j6EK7nTMDcq8qvyeAJNSu0ws2BQjWngNT6PHCK2Wxu9J/yjflZ7TW2T1Np+RZxD5SIEF2pV5q+DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:45:13.413960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006156
observed 33ebf95180e303b56978715d2df436fc...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-16T08:45:13.205658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006156/manifest.json
observed c89c2393c7826484827ab31c2c98a5ea...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-16T08:45:12.905035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006156/publication.md
observed 20636cb9ae424ffe03a95635c5c3eb9b...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-16T08:45:12.650369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006156/publication.txt
observed dc61f95973f84b2d278c78dfe174ba67...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-16T08:30:21.209994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006156
observed 33ebf95180e303b56978715d2df436fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:21.193672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006156/manifest.json
observed c89c2393c7826484827ab31c2c98a5ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:21.177918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006156/publication.md
observed 20636cb9ae424ffe03a95635c5c3eb9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:21.163988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006156/publication.txt
observed dc61f95973f84b2d278c78dfe174ba67...
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.