OpenTechnical

OT-2026-000101270

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, sustained blow-off before set-down, on a tool changer

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-2026-000101270) never changes.

Identity and time

Publication numberOT-2026-000101270 · never reused
Internal UUID01a0aea3-c379-7239-8910-12e9c0db9064 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101270
StatusPUBLIC

Content hashes

Canonical textfca74532d34173ff3a55adc2ae0cdda924174b50d7e048afa4d2e08a8c4a55ff
Markdownc67b28b403556209e94d8975238db3317363250f0b9f82e384ad852c195fb829
PDF
Publication page48b5a6991e2b61bebdc0e52106251dae413cb9c390525c165150dd6bc92314b4
Manifestf65809e94da4d1044c9526bec5f7a14a4b18f142a43cdd1e2540cc881ebd88bd

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
SignatureZ0AiFfdcuBAUs55N0uOJ6bM9mvGkFptQhPtD1kw9CGqB6Uoow6gC6K9vyetr+/+537yEKb6CexZqwLMYfoCJBw==
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

2026-09-17T09:26:56.223252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101270
observed 48b5a6991e2b61bebdc0e52106251dae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:56.205285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101270/manifest.json
observed f65809e94da4d1044c9526bec5f7a14a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:56.187517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101270/publication.md
observed c67b28b403556209e94d8975238db331...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:56.169878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101270/publication.txt
observed fca74532d34173ff3a55adc2ae0cdda9...
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.