OpenTechnical

OT-2026-000059173

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented before 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-2026-000059173) never changes.

Identity and time

Publication numberOT-2026-000059173 · never reused
Internal UUID01a0ae89-8612-76a0-990a-792bd3b63045 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059173
StatusPUBLIC

Content hashes

Canonical text94a8802970f9bf2797656c5177134736805be5b209de61e554bb401fc1bb28f1
Markdown852034bc71013b9317076f2d7553409cb0e61aec86dfd38fa61758a21a76b9b7
PDF
Publication page45fde4cd5582889d459120901d8ed26e0b5dc972a9156573cc3748a2b5db5a1d
Manifest2d62903d1fddeb23e35c96b98bde4721e993c4fd06a1ec95ded57d4b674f7f5c

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
Signaturep6leTwFmM6aaBZzNdYEHf57TX5ccX0YpHhsgbm5Z35CbVe/SKomwTOjcGmDBVBbfduQE/1PPZsleAMq0s5dHBQ==
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...

Independent retrieval

2026-09-17T16:41:10.789663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059173
observed 45fde4cd5582889d459120901d8ed26e...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:41:10.520517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059173/manifest.json
observed 2d62903d1fddeb23e35c96b98bde4721...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:41:10.356828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059173/publication.md
observed 852034bc71013b9317076f2d7553409c...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:41:09.979780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059173/publication.txt
observed 94a8802970f9bf2797656c5177134736...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T10:45:07.767535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059173
observed 45fde4cd5582889d459120901d8ed26e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:07.748019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059173/manifest.json
observed 2d62903d1fddeb23e35c96b98bde4721...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:07.730336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059173/publication.md
observed 852034bc71013b9317076f2d7553409c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:07.712015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059173/publication.txt
observed 94a8802970f9bf2797656c5177134736...
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.