OpenTechnical

OT-2026-000054041

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two 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-2026-000054041) never changes.

Identity and time

Publication numberOT-2026-000054041 · never reused
Internal UUID01a0ae85-b3a7-706a-83a2-11d6fd0a5164 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054041
StatusPUBLIC

Content hashes

Canonical text9ff971a6318ebc2a218dd707d9c21879a682d39d2874a7054760b30ff2cea3c0
Markdownf92c6a383c29c7d7aed9aed1dff6b73e2ea89cafee020a350b1d1e05dcd49d94
PDF
Publication page7b25ae54d6f6ae77be6379189dcc728d0ef514059d53c5ceab4497f344a03f58
Manifest3ae91d5f17abc1dbd6d059715306875cb75d91e5744e596a57ee67f6226471a7

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
Signature5kivqM/7xnuIxIF6UgaX3NZW5mSAHvZU7gGwANmt9FY3vV5bUO/6GZG/6//dKPbF7xp2QDnFhAs2OL5PJLjiAQ==
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

2026-09-17T10:54:24.517709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054041
observed 7b25ae54d6f6ae77be6379189dcc728d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:24.500546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054041/manifest.json
observed 3ae91d5f17abc1dbd6d059715306875c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:24.485355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054041/publication.md
observed f92c6a383c29c7d7aed9aed1dff6b73e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:24.469087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054041/publication.txt
observed 9ff971a6318ebc2a218dd707d9c21879...
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.