OpenTechnical

OT-2026-000060296

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, sustained blow-off after 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-2026-000060296) never changes.

Identity and time

Publication numberOT-2026-000060296 · never reused
Internal UUID01a0ae8a-5a74-7986-9669-3c930bc9dcd5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060296
StatusPUBLIC

Content hashes

Canonical textd2005889e1d0175b47725b105454e57dc3007a62eedbe4f0e2512d0db1a010f8
Markdown94e0214c29e43d53a8e3b0e15c1c27cc349b66721fc49259b9bbf04a72889b97
PDF
Publication page7149e8f020e4a4692e58d41ee1309dbe5794861c8401a692ffd496e7f6c1e8cf
Manifest40cbca33fc5731c4eca41c39f6649791ca9928a1eb43888dc97f48e955895a07

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
Signaturetchn3Mj07kZ93KddbKavTg74gn5qgv/m0kr9U9usWz+dG2hvGq1WuHihJNrPZyXviHOIETc62hsKPDJkWWg0BQ==
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...

Independent retrieval

2026-09-17T10:43:58.553006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060296
observed 7149e8f020e4a4692e58d41ee1309dbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:58.535859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060296/manifest.json
observed 40cbca33fc5731c4eca41c39f6649791...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:58.516192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060296/publication.md
observed 94e0214c29e43d53a8e3b0e15c1c27cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:58.500198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060296/publication.txt
observed d2005889e1d0175b47725b105454e57d...
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.