OpenTechnical

OT-2026-000031067

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, 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-2026-000031067) never changes.

Identity and time

Publication numberOT-2026-000031067 · never reused
Internal UUID01a0ae74-3fb8-7a15-a3d2-5df14bf2895f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000031067
StatusPUBLIC

Content hashes

Canonical text98e4b50782f861aaa3ac2b8db7a84f7ae636e4f01cc56a0635b1abbf4e730933
Markdownafd5f6270a7120dc8f80c657153b09c9928be69c9f6c0619616e26cf3c040c78
PDF
Publication page21efa291b92e565172efb7583a10ffd3c39cf07b0b03555e68b4e0f287056a27
Manifestce27757bc7ac9784935602b0f46952517c8c45b278e699fc88cdfdeab18fa64d

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
SignatureCD6AotlXISdMrHzqQhhMrENP+6B6gm3buo+jZMOUetr35Gxbl+QNAUZOp943xlRZmwcNMN8eNmOyGNYMCCYnAQ==
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

2026-09-17T11:40:16.744686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031067
observed 21efa291b92e565172efb7583a10ffd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:10.550689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031067/manifest.json
observed ce27757bc7ac9784935602b0f4695251...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:10.527608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031067/publication.md
observed afd5f6270a7120dc8f80c657153b09c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:10.506739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031067/publication.txt
observed 98e4b50782f861aaa3ac2b8db7a84f7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:39.210180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031067
observed 21efa291b92e565172efb7583a10ffd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:39.194688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031067/manifest.json
observed ce27757bc7ac9784935602b0f4695251...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:39.178826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031067/publication.md
observed afd5f6270a7120dc8f80c657153b09c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:39.162520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031067/publication.txt
observed 98e4b50782f861aaa3ac2b8db7a84f7a...
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.