OpenTechnical

OT-2026-000059614

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, 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-2026-000059614) never changes.

Identity and time

Publication numberOT-2026-000059614 · never reused
Internal UUID01a0ae89-ec24-7131-bee4-cec8b8c861d8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059614
StatusPUBLIC

Content hashes

Canonical textc9b7b2fba5a35b30a35cb701ad1df35476c8b93f68939f0468887e60903bfd51
Markdownf0574b653b92d58a6415ea7d7dc41a52c13bba2b07b2ff41f4aee3be3c59f092
PDF
Publication paged5c528facbbb8bf00b7ff3e643a47a278a1d437efc8e2c665437a01b54de212a
Manifestadc46cb06336bb3b011f38bb224591eaeb99df72cdc168216cd919e50d084a76

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
SignatureuosiCDVGaSX51dMccS7JC2nzbSzMSXGmQ+9EPRzBwp99M8KWeeogpZYp0hagub714JODDTEMATe3u4mWkeR6CA==
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

2026-09-17T10:44:16.253231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059614
observed d5c528facbbb8bf00b7ff3e643a47a27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:16.236766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059614/manifest.json
observed adc46cb06336bb3b011f38bb224591ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:16.219453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059614/publication.md
observed f0574b653b92d58a6415ea7d7dc41a52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:16.200415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059614/publication.txt
observed c9b7b2fba5a35b30a35cb701ad1df354...
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.