OpenTechnical

OT-2026-000005534

Publication integrity record

Vacuum cup gripper, per zone isolation, ejector fed, silicone cups, flat form

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-2026-000005534) never changes.

Identity and time

Publication numberOT-2026-000005534 · never reused
Internal UUID01a0a93c-45c0-7b22-a629-de6fd5b26ac9 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:01:34.660761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005534
StatusPUBLIC

Content hashes

Canonical text8d8bf686ab2725ff406658edc22c67d5fbfaa0f5bb6dc80ea7499ae99f0cce9f
Markdownd6095f758f7de0524bffa52db1be5fc3add05538659366985ef190736d6b3a98
PDF
Publication page9da1049f10df6331d6476db2871bd17ac55bf6ce9385a9a2bcb6a674c0d775cf
Manifeste232e182b3a6df3e7cb3af86fbe718f131c78e08d4dd677032d8a454d6e7213b

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
Signature7cKDdEV+q6/Yw/JYIowF4jFdhd5/jYFT1yvwrnY7co//4Miutf1gVnR9mNJlebSOLe8+/k38z8s9ur2rxyNtBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:10:29.623032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005534
observed 9da1049f10df6331d6476db2871bd17a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:29.486333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005534/manifest.json
observed e232e182b3a6df3e7cb3af86fbe718f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:29.473533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005534/publication.md
observed d6095f758f7de0524bffa52db1be5fc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:29.460312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005534/publication.txt
observed 8d8bf686ab2725ff406658edc22c67d5...
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.