OpenTechnical

OT-2026-000103785

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, pump fed, pulsed blow-off after 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-2026-000103785) never changes.

Identity and time

Publication numberOT-2026-000103785 · never reused
Internal UUID01a0aea4-e463-72eb-bf30-6c57e78480f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103785
StatusPUBLIC

Content hashes

Canonical text8fe2d1ac7a01087ef2d023f2583917ca98a95a1e687abf1b88928a949cc477be
Markdown689ad11c247298bc2273165b82be3a2124745aa79b81cc2097b503717a680b89
PDF
Publication page063d075e0b02de54b2e1e8dffda8b2cdaf6caac3f182121cb012df63f2b52324
Manifestcfb1be0806f611a5bad71809c7fc7dfce9c21b08b319da109783da60d43de741

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
SignatureJjb06WfTNdryXYFDJ6rqLh9K5qwi1O+FWJEE7ir+ANItyvvV1RdsdZ5f0ize+FPIkQergBhllAyrARFpnfhDAQ==
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

2026-09-17T09:22:44.282357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103785
observed 063d075e0b02de54b2e1e8dffda8b2cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:44.266746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103785/manifest.json
observed cfb1be0806f611a5bad71809c7fc7dfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:44.250285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103785/publication.md
observed 689ad11c247298bc2273165b82be3a21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:44.233981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103785/publication.txt
observed 8fe2d1ac7a01087ef2d023f2583917ca...
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.