OpenTechnical

OT-2026-000054695

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, 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-2026-000054695) never changes.

Identity and time

Publication numberOT-2026-000054695 · never reused
Internal UUID01a0ae86-1284-781c-952a-6cbd03fa7df3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054695
StatusPUBLIC

Content hashes

Canonical text5460f0ca33f2d7b03bf491e4e9a39eb1f8321430de9a1e1e5c50967b39a5bace
Markdown518ffc51072e20a16291fd2a830579bb95b8769cff4f721b3036a24ecb5cddfc
PDF
Publication pagec47d2894ff9afae55a6c80591116b0ca864d26eaa0969b1df9c3dd2447d312bd
Manifestb0320263925b40db729f371198f8785e345fc5057cd9982e3f73e0cdcef33c98

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
SignatureKZhk/lVkozl/2ydf7zppSxM161tL3q7QAO+yuwJxQdE1bln3sf42oU7EnGQ2Xxmi2rYksinJufAHGl+U5Jw7Cg==
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

2026-09-17T10:53:47.217624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054695
observed c47d2894ff9afae55a6c80591116b0ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:47.198464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054695/manifest.json
observed b0320263925b40db729f371198f8785e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:47.178141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054695/publication.md
observed 518ffc51072e20a16291fd2a830579bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:47.155491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054695/publication.txt
observed 5460f0ca33f2d7b03bf491e4e9a39eb1...
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.