OpenTechnical

OT-2026-000044111

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, pump fed, manifold pressure sensor, 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-2026-000044111) never changes.

Identity and time

Publication numberOT-2026-000044111 · never reused
Internal UUID01a0ae7b-d67a-764a-a597-3bcd871d4df0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044111
StatusPUBLIC

Content hashes

Canonical text533e3ca0d3a6b5b6ed8860b69d21e267b12bd86742150f06f6d86f55bf90a0ce
Markdowncc804bcaa06436b4c284f3ff71e251312310de91934148a0632ab027b6c7590a
PDF
Publication page54ab2e7fda963282cf6e469cd76ff40f94c023b2c4244a53aa366fea1117da4d
Manifest34fb48de16338c8fa60206571a431afc0f54e4f8ce3e56319b1707f38b41dba1

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
SignaturevGRH0cKBzfpUr9zRQnmQsdOu9egpqmXVhnsja6U5fCfQZhxWp/AgK5PONBSIlamwDBbTdbMfOufPpGfsfVZdBA==
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

2026-09-17T11:12:31.427424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044111
observed 54ab2e7fda963282cf6e469cd76ff40f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:31.409004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044111/manifest.json
observed 34fb48de16338c8fa60206571a431afc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:31.389687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044111/publication.md
observed cc804bcaa06436b4c284f3ff71e25131...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:31.370942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044111/publication.txt
observed 533e3ca0d3a6b5b6ed8860b69d21e267...
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.