OpenTechnical

OT-2026-000039709

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, manifold 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-2026-000039709) never changes.

Identity and time

Publication numberOT-2026-000039709 · never reused
Internal UUID01a0ae78-d8d5-7aa7-9f5e-f95786a6d0dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039709
StatusPUBLIC

Content hashes

Canonical textb8041b86004c98fee1d86de8573cf4363ff6e6d8be02223f8b548d4ea98d9022
Markdown6ab3dea15cbbd0873c7d96e743aca2b317ed1a1d8f8877f72c30e49593cd45be
PDF
Publication page47f664c7f9664c88f5452de06b0e9173c14d00d1191afc4db895b6d0abf32fd9
Manifest8e14ddb741f46d9403024214a33191db3ced0474ff77ea988bcb9b808d7711ec

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
SignaturewWI92qrnCifBfhqGRbSM/nDfqjuSh99OlPoK+9NFZJScEXCEb3vMSkuZeDv+aXJTrlJsVBDh48WZJteReBN0DA==
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

2026-09-17T11:19:54.441037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039709
observed 47f664c7f9664c88f5452de06b0e9173...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:54.423500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039709/manifest.json
observed 8e14ddb741f46d9403024214a33191db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:54.404884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039709/publication.md
observed 6ab3dea15cbbd0873c7d96e743aca2b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:54.386832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039709/publication.txt
observed b8041b86004c98fee1d86de8573cf436...
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.