OpenTechnical

OT-2026-000056594

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, supply line 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-2026-000056594) never changes.

Identity and time

Publication numberOT-2026-000056594 · never reused
Internal UUID01a0ae87-7af5-710f-b562-b646cbf96de5 · 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-2026-000056594
StatusPUBLIC

Content hashes

Canonical text1f5e587b263c23f0eb2122e08389450e6743967285e72949678fca6fe35432e7
Markdown52fd1a1c47e4c58a4c7a7ef8e8536939b322eee3ef706d7627ab7f7a3318fb5e
PDF
Publication pagecac21ff150d0f0a43a395555604f02f91de0f7d9c57e77600a156bf87aa7ac32
Manifest50ba24daae171087402096365f5f703dac74aaef66aff21bbfc96203aa7485ef

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
Signature9RYgGoxpmpcppbgX/QF9o0ijB94Vsza+5QstGenVqzE01jaTWy/O4WV+a5cxuFvRGzX5wCXJXCzLkXxgElXFCA==
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

2026-09-17T10:49:56.480676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056594
observed cac21ff150d0f0a43a395555604f02f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:56.462304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056594/manifest.json
observed 50ba24daae171087402096365f5f703d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:56.444345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056594/publication.md
observed 52fd1a1c47e4c58a4c7a7ef8e8536939...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:56.427453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056594/publication.txt
observed 1f5e587b263c23f0eb2122e08389450e...
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.