OpenTechnical

OT-2026-000046014

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained 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-2026-000046014) never changes.

Identity and time

Publication numberOT-2026-000046014 · never reused
Internal UUID01a0ae7e-0329-7b37-8704-bc9385242ec1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046014
StatusPUBLIC

Content hashes

Canonical textb680a147798fdeaa86f8ffe67d31ce95efc350a57010cb7252ded47365744eb4
Markdown9623cb40dd9c0ee452e157dbba7a004f026d654d8fb2b5400595d1487ced766e
PDF
Publication page21ff0d20b1e79b9cd4a85f87133392f619be6a5c4c0d985cf2ed0576d7f13f3d
Manifest502f105897419db5a7d35d398bd2980b8a54c742b8a5e6c5737f9a03e2704ef7

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
SignaturegIUeWENhZ86GjSceHx7usbW3eMmo25G+Yk8S0p5idalYc4JR/TQ0Hw3QAsr854UpZ1mfC6CRlDUsB/Vxm0AFCQ==
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

2026-09-17T11:08:57.477834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046014
observed 21ff0d20b1e79b9cd4a85f87133392f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:57.461479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046014/manifest.json
observed 502f105897419db5a7d35d398bd2980b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:57.442369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046014/publication.md
observed 9623cb40dd9c0ee452e157dbba7a004f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:57.424418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046014/publication.txt
observed b680a147798fdeaa86f8ffe67d31ce95...
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.