OpenTechnical

OT-2026-000016677

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off 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-2026-000016677) never changes.

Identity and time

Publication numberOT-2026-000016677 · never reused
Internal UUID01a0ae6e-5918-70a6-91ba-64bd00a855c1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016677
StatusPUBLIC

Content hashes

Canonical text623b7c867de98a604e88a38a77781ec0e5d0e24ca0416236a7d546430f60b5ec
Markdownc18b50e65bfc2328e89218e9866ed3b6391f1eb8837ade047f3e44812746c7c4
PDF
Publication pagec2410301f88e85f641b44c7d4d18e1e9291e66fa1a3d754223e4651115222414
Manifest92aab084070c6fb111c69714f7072ad07c2b0b8f760b65110e04a990247342a4

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
SignaturepNG0cWrSvLRvG48aF5YyspAEhRST/X8t9jya8oeOW7NYcQEHzUOSarg9rm+DyCmxMA4UrjtL/KtXHCOjcYE4Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:02:53.698671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016677
observed c2410301f88e85f641b44c7d4d18e1e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:53.680983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016677/manifest.json
observed 92aab084070c6fb111c69714f7072ad0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:53.663694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016677/publication.md
observed c18b50e65bfc2328e89218e9866ed3b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:53.644653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016677/publication.txt
observed 623b7c867de98a604e88a38a77781ec0...
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.