OpenTechnical

OT-2026-000099397

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, manifold 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-2026-000099397) never changes.

Identity and time

Publication numberOT-2026-000099397 · never reused
Internal UUID01a0aea2-c973-7a35-a5f0-694ff5ecb47e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099397
StatusPUBLIC

Content hashes

Canonical textd99f0358675263540f0ad81208a6c11a9b34fd3445eaba829061c74d191dda64
Markdown2fc0a5ec36013fc71efc969cb8abc0e378d4e2f0485b3bfc1988a290f6092fed
PDF
Publication page5c73839ef649d9c083500378a0d36a8c11f8e3d71fb7d51ff97b0e7a4608832b
Manifest4a5efc91d0e3e373d630236d64ade5e6646befa7c3ae93b90c7ee717c3196e4f

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
Signatureohw1Fk9L6INypGj3hMBiZQ+WSb+CguG0MpNIkEyOLd/txstUiZdWLY4g3guWnMLBhx1P2xmHVWLQpowKmKuqDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:09.717919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099397
observed 5c73839ef649d9c083500378a0d36a8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:09.700514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099397/manifest.json
observed 4a5efc91d0e3e373d630236d64ade5e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:09.682634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099397/publication.md
observed 2fc0a5ec36013fc71efc969cb8abc0e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:09.665399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099397/publication.txt
observed d99f0358675263540f0ad81208a6c11a...
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.