OpenTechnical

OT-2026-000057017

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000057017) never changes.

Identity and time

Publication numberOT-2026-000057017 · never reused
Internal UUID01a0ae87-d5b6-7d77-8144-0dbbba4bf394 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057017
StatusPUBLIC

Content hashes

Canonical text6501062fe5567582d15718656ca0e39f3142d51272471634ed378c6fb892068e
Markdown1726d5f6edb04ed59e3f1aa8e01ea4dd2499e04a19d479d31c345e011effea31
PDF
Publication pagecb7d595f0e12748b80d02bf49ed82b72f71a7f0aefd8f3e2c4615d070e433fd1
Manifest36f36d3488c643adcc9ff95137c943869c96ded7c9883a9906d4b36415ae5e70

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
SignatureX6TUDiWbO6XWs3L3vqL0aIUk3Gx+E9QGUHvztJknhvrt557jyKWb1CmzB5yPZzVkjjjsnTThUC30k1pT6tNLCw==
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

2026-09-17T10:48:29.586498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057017
observed cb7d595f0e12748b80d02bf49ed82b72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:29.567944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057017/manifest.json
observed 36f36d3488c643adcc9ff95137c94386...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:29.548577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057017/publication.md
observed 1726d5f6edb04ed59e3f1aa8e01ea4dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:29.531853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057017/publication.txt
observed 6501062fe5567582d15718656ca0e39f...
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.