OpenTechnical

OT-2026-000057375

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000057375) never changes.

Identity and time

Publication numberOT-2026-000057375 · never reused
Internal UUID01a0ae87-d5bd-7722-8271-1b943f220347 · 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-2026-000057375
StatusPUBLIC

Content hashes

Canonical textaca0a4c816214e2dc5bf837fd11306c55b29309c4b0a0a61c16827ae4b10971b
Markdowna300bbd3ad49d367ce4a8637ec1797812b1430463b41bf54dc38a6fd704b4af0
PDF
Publication pagec34498de0cfce2e6aca9889b833917e408dd7b623f29c074d6fc8c7dd0848c20
Manifest96c7dc75cf279c2da4c4cb9b2ddfe94d88a4e66faf562df8df5ee956510ae471

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
SignatureRMvxyesOje8uGYB80elOBIfMVVRXPh06tJ5eA/hPKuFmYW/ofhAwL9300a/VexmOF6LMTDg3tsK49L4nu1VlBA==
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

2026-09-17T10:50:30.351572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057375
observed c34498de0cfce2e6aca9889b833917e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:30.336053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057375/manifest.json
observed 96c7dc75cf279c2da4c4cb9b2ddfe94d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:30.318574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057375/publication.md
observed a300bbd3ad49d367ce4a8637ec179781...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:30.301856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057375/publication.txt
observed aca0a4c816214e2dc5bf837fd11306c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:39.476408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057375
observed c34498de0cfce2e6aca9889b833917e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:39.458471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057375/manifest.json
observed 96c7dc75cf279c2da4c4cb9b2ddfe94d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:39.441515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057375/publication.md
observed a300bbd3ad49d367ce4a8637ec179781...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:39.424223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057375/publication.txt
observed aca0a4c816214e2dc5bf837fd11306c5...
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.