OpenTechnical

OT-2026-000101409

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000101409) never changes.

Identity and time

Publication numberOT-2026-000101409 · never reused
Internal UUID01a0aea4-0e13-755c-821e-20778091b19b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101409
StatusPUBLIC

Content hashes

Canonical text1f2fa018cee442a37fd300877ef8d23e4021296f9da013d7d0829198d1a7d86d
Markdown14a3cf39675536df4062c0b5acec77bf84e51c9c03733dbad08f900c0fe53a68
PDF
Publication page5d4f319b999cd7672fa35e0a99377e4c9d7262fbfd212fc5e3001492326758b0
Manifest37f755448721408d55f51ee764c490a0e695c41057cd22946a86591df61900c5

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
SignatureZHMXCD6MyM0dNgh/GzE8Yz+q/+0Vv2G/dszNegTOn6vHyjQMkNeJBRM3HD400PEzOqGRJb2c5EX245hylsx6Bg==
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

2026-09-17T09:25:57.113035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101409
observed 5d4f319b999cd7672fa35e0a99377e4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:57.094384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101409/manifest.json
observed 37f755448721408d55f51ee764c490a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:57.075916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101409/publication.md
observed 14a3cf39675536df4062c0b5acec77bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:57.058090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101409/publication.txt
observed 1f2fa018cee442a37fd300877ef8d23e...
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.