OpenTechnical

OT-2026-000026027

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, 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-2026-000026027) never changes.

Identity and time

Publication numberOT-2026-000026027 · never reused
Internal UUID01a0ae71-a83f-7748-8a6b-ff0093b21bd9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026027
StatusPUBLIC

Content hashes

Canonical text14b6553ee51949edb801b2cb5ea4cd481414121700f904b0326d299ddd1523a2
Markdownd9ed71d2a59247f4e9e7d192ee2c6ca97963900c55da9a9a9ed22dafe7dc45e2
PDF
Publication page026b6d67983afa4011897396e76f3d7fc6f6c446e785b63c086c8f009e84cca0
Manifest65e37844a531e0ac16fc5e2ee8ea9ac800bc1b44209295dcd08739b3ad5ecfdf

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
SignatureQk+ZFpsUY8UFBgqxT9Y8GYlck0wt4zzBjidwDqD5AGmWUw1e2utmfPikHsjY27YEhmpCzZmpWlYprbHM9bTTBQ==
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

2026-09-17T11:46:24.706771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026027
observed 026b6d67983afa4011897396e76f3d7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:24.690144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026027/manifest.json
observed 65e37844a531e0ac16fc5e2ee8ea9ac8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:24.671709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026027/publication.md
observed d9ed71d2a59247f4e9e7d192ee2c6ca9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:24.653724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026027/publication.txt
observed 14b6553ee51949edb801b2cb5ea4cd48...
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.