OpenTechnical

OT-2026-000032444

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000032444) never changes.

Identity and time

Publication numberOT-2026-000032444 · never reused
Internal UUID01a0ae75-106e-791f-b80b-c74a7091680d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032444
StatusPUBLIC

Content hashes

Canonical textd1b91643e5ebf0dd233a1e9bd21be607c9e0e4ab9713772accff73d88eb7c1ce
Markdownfc88139527bb3ad0ec54a1f8cb23b290b02a66c0c1417a371302084b1a4f12e2
PDF
Publication pagec64d88eb19f13d8ae6d56c37effd0e111311cacd33bad2864ea55f479cf9f9a5
Manifest57c26bbfa50bf787679ee037e9650681558104cf95fec540a59d3dc15bbfbc5b

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
Signature+KuIYGTpGBAsy1aPps0PFDGYFiPEf1rpcMdaxIIwAPFj+flMTOabZ5vhsfoPhLcrYgN1uFnX5KG56vxLyE6/DA==
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

2026-09-17T11:33:52.199724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032444
observed c64d88eb19f13d8ae6d56c37effd0e11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:52.183057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032444/manifest.json
observed 57c26bbfa50bf787679ee037e9650681...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:52.163631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032444/publication.md
observed fc88139527bb3ad0ec54a1f8cb23b290...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:52.147881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032444/publication.txt
observed d1b91643e5ebf0dd233a1e9bd21be607...
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.