OpenTechnical

OT-2026-000043923

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000043923) never changes.

Identity and time

Publication numberOT-2026-000043923 · never reused
Internal UUID01a0ae7b-d678-76a7-ae6c-2ae1f1d56bfd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043923
StatusPUBLIC

Content hashes

Canonical text96f31c25bf3df1aa13dd35dcbdc20cab4ab754598553a4a4b4ff5bde92674ec7
Markdownf839fb75c1fef7a07f8a5146af9079705b14711170678c837d946bcd9ee5d9bc
PDF
Publication page7b27cdf73a3d72424827f5c99f464d1a317117d70a77f876e3dc229dc793dd83
Manifest01fb1a738c82d391d0310be04d7652292a54905f56bc0a382be016bf7c9796a5

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
SignatureHE09m8en3wbfgVr+iKmMhNO4o47KSDf6yiFdfWWGPBf3u2IH5plL6Ea+gAQiaNnSAde21eLDJunvy5i8pKLGAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:12:16.151989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043923
observed 7b27cdf73a3d72424827f5c99f464d1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:16.131184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043923/manifest.json
observed 01fb1a738c82d391d0310be04d765229...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:16.108885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043923/publication.md
observed f839fb75c1fef7a07f8a5146af907970...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:16.087561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043923/publication.txt
observed 96f31c25bf3df1aa13dd35dcbdc20cab...
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.