OpenTechnical

OT-2026-000103734

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, three stage ejector, 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-2026-000103734) never changes.

Identity and time

Publication numberOT-2026-000103734 · never reused
Internal UUID01a0aea4-e462-7cb5-88ce-1ee2a5278bba · 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-2026-000103734
StatusPUBLIC

Content hashes

Canonical text252efe837ec7897f37d8aa35dabb73757bd6062f26aaaff5d8be8d811ace594c
Markdown29b65305cfb9fa39be9d6bf657ddd98a31548597d3ea8dacda638f4d31120ec9
PDF
Publication page014d52cc025b4c3cc73c023681164b1437f69c70f9c042ba16336a2877dc186b
Manifestaea50c296662cf5d0503934bd26dd68ae7b137a54e7609554e2058e41750b99a

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
SignatureddXF7vwNc5Xjqq5hx3ot6jQID2nZ4VJG8EU0A264bBBuJaHiQReE5RcN3CRkgEyBtLXvWQ8Q910UQq/0fnZ1BA==
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

2026-09-17T09:22:33.048446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103734
observed 014d52cc025b4c3cc73c023681164b14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:33.031903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103734/manifest.json
observed aea50c296662cf5d0503934bd26dd68a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:33.014622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103734/publication.md
observed 29b65305cfb9fa39be9d6bf657ddd98a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:32.997258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103734/publication.txt
observed 252efe837ec7897f37d8aa35dabb7375...
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.