OpenTechnical

OT-2026-000084711

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, pump fed, 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-2026-000084711) never changes.

Identity and time

Publication numberOT-2026-000084711 · never reused
Internal UUID01a0ae98-e25d-7934-9ecf-b7e3fb949d1a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084711
StatusPUBLIC

Content hashes

Canonical text3ef3375f049b616612767f5bb37c09ef52049b2a40141c36f25e62290d405523
Markdown590ff56db289afeb1e6f24e88091db88f7a0fd3fe40e8d3b9ac63923bcb46c57
PDF
Publication pageba2770027d185f944bf1ff58336495d5eb9e3691d5e5795ce53c26595571e2ef
Manifestee642daaffd06dfe56f6561b9b2436568dde90400f1d03041f6dbee27485841f

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
SignatureA3+nPJIEWUJ865zDJKMOR+/F8BkMaPbK1ZsrZi3NhTsqtp3uu3RK63AyUjQiK6eZO+h4gXOKHJAMLw0K0mVvBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:55:38.864385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084711
observed ba2770027d185f944bf1ff58336495d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:38.843820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084711/manifest.json
observed ee642daaffd06dfe56f6561b9b243656...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:38.823818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084711/publication.md
observed 590ff56db289afeb1e6f24e88091db88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:38.804706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084711/publication.txt
observed 3ef3375f049b616612767f5bb37c09ef...
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.