OpenTechnical

OT-2026-000055369

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump 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-2026-000055369) never changes.

Identity and time

Publication numberOT-2026-000055369 · never reused
Internal UUID01a0ae86-a101-7abb-8e34-4129d17fd2e3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055369
StatusPUBLIC

Content hashes

Canonical text2185bd72e4146e863bd5443497ae6494955fc4d113873200bdb99eaeed94fb41
Markdowna6c1ba2f01fe618ba21001e31c1808e190fe2e7b6927369ccce39fc79df83ea8
PDF
Publication pageb75231bdc68bab06a8773750c7a626472d0de2bd2f080c20622dddf877571581
Manifestc1e44b80c7b130e9d712dd42c975cb8c8cbe7606321905cff8c084dcdac9036f

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
Signature7a8CrTCwesvpBK3NJEPteNWSbP+W6irx8Wqo7Yek/gKyYGHCFU3yal//CreNQSAH7ntk2GandmXjCGv148ZNDw==
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

2026-09-17T10:51:59.976113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055369
observed b75231bdc68bab06a8773750c7a62647...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:59.959841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055369/manifest.json
observed c1e44b80c7b130e9d712dd42c975cb8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:59.941848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055369/publication.md
observed a6c1ba2f01fe618ba21001e31c1808e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:59.925016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055369/publication.txt
observed 2185bd72e4146e863bd5443497ae6494...
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.