OpenTechnical

OT-2026-000056117

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-2026-000056117) never changes.

Identity and time

Publication numberOT-2026-000056117 · never reused
Internal UUID01a0ae87-0a4b-7648-a41c-77b5a272d407 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056117
StatusPUBLIC

Content hashes

Canonical textaad245c6f9a7a24bdd6126070d24841d8c68137e58a4a6b5d406c6da568d8b2b
Markdown432772256a91046a0b043ac7a19c3a690379010e5e53e9437645d31bbd8028dc
PDF
Publication page461d14badbad3fa0783db9687f38c5c2a7e1815628d8c72d61db6c67b06e522a
Manifeste789c554326c139944f22d43f138a9eaff0bd00e1eb97bfe2701b4274ffc70b0

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
SignatureguS8x+wiRJfGDo6x+vNH3E5GlZwUME9uKmursucwOcYEeKj2pQcf7ODcC8oZpxDiX6JJs6So66Q13lelAP+KAQ==
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

2026-09-17T10:51:39.669629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056117
observed 461d14badbad3fa0783db9687f38c5c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:39.651143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056117/manifest.json
observed e789c554326c139944f22d43f138a9ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:39.633727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056117/publication.md
observed 432772256a91046a0b043ac7a19c3a69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:39.615619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056117/publication.txt
observed aad245c6f9a7a24bdd6126070d24841d...
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.