OpenTechnical

OT-2026-000049952

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer

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-2026-000049952) never changes.

Identity and time

Publication numberOT-2026-000049952 · never reused
Internal UUID01a0ae81-fd77-7308-954f-df5e209a58f4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049952
StatusPUBLIC

Content hashes

Canonical textb6f01cd39dbc2a4432db74efc292e12b8a3dc25a00fc6e1f1fa5581847c6e717
Markdownb8ce17f45ef59bb9237fde693f795c9afb327f9331ea95f2d4f08eb3140ac2d1
PDF
Publication pagec9f406159e908662063438002ca6a6b3f75c57c3f776ef1be0c4c5001009f405
Manifestc6ca5871d51a66294a0a57b6122fed248b58b560dc921475571432a293a27aed

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
SignatureqKcV/rCFRkQmNxyvgH+mNG1G5PKL0LIFh/WVKPLnA7sYEMeW/blt1EGx+3eoAx3+He40hN47TMYUAd6xGJnGBw==
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

2026-09-17T11:01:53.600833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049952
observed c9f406159e908662063438002ca6a6b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:53.581876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049952/manifest.json
observed c6ca5871d51a66294a0a57b6122fed24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:53.563141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049952/publication.md
observed b8ce17f45ef59bb9237fde693f795c9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:53.542573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049952/publication.txt
observed b6f01cd39dbc2a4432db74efc292e12b...
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.