OpenTechnical

OT-2026-000026770

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, 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-2026-000026770) never changes.

Identity and time

Publication numberOT-2026-000026770 · never reused
Internal UUID01a0ae72-3451-750a-b111-a776ee0ec968 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026770
StatusPUBLIC

Content hashes

Canonical text24bd2afd51f381a465a89634f5d8f79187b060df603374ca12bf11ae0d64a6d6
Markdown630f9cf3b87c76198cbbe448545a39f839eeb8f4f02c982ee27573f754c2193c
PDF
Publication page560c9bd7af56d6837a3b649d6de377e43f6b6f215fdf54072db6e190f9dad595
Manifest516925d0b2cd6e086ee0cffb3b7e537709a50c1daae267aa6c5614ad9982a231

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
Signature6icVNN/q+Xuwdr2i33RthWWTe13+amGpDWo97f+PlfEDa7F1nvLfKvTRHuE8GRim32ODc6ZHdBZ7HjNx1YokBQ==
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

2026-09-17T11:43:20.583137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026770
observed 560c9bd7af56d6837a3b649d6de377e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:20.568411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026770/manifest.json
observed 516925d0b2cd6e086ee0cffb3b7e5377...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:20.552769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026770/publication.md
observed 630f9cf3b87c76198cbbe448545a39f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:20.537408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026770/publication.txt
observed 24bd2afd51f381a465a89634f5d8f791...
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.