OpenTechnical

OT-2026-000039067

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off before 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-2026-000039067) never changes.

Identity and time

Publication numberOT-2026-000039067 · never reused
Internal UUID01a0ae78-9672-7e95-aa05-95402ec9db84 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039067
StatusPUBLIC

Content hashes

Canonical text54ca831424feb4e58bb18522721ba4dcab62ccb74e518bb5e82fd0dfe2e068a8
Markdown064816ece09b6cb79fedd4013242b085f1143f48396fa104e8b985037da051c9
PDF
Publication paged106f9d08791959c85179498e676385cee2abe4fc7c29c14162c3acc0ecc39c6
Manifest1ae43d22a1ff5310d7f5fede242be382987351ff41ec410e60a6c524facf4398

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
Signature4KQS3BxBDIre8ayYqORr6rVkmIXQ63vYqWMCYY1IOiaEhoIR5rKSuH9D7uf3X+CcD1nl/vZk8NEBsJbjxZQzAQ==
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

2026-09-17T11:20:32.448856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039067
observed d106f9d08791959c85179498e676385c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:32.429356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039067/manifest.json
observed 1ae43d22a1ff5310d7f5fede242be382...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:32.408852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039067/publication.md
observed 064816ece09b6cb79fedd4013242b085...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:32.391022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039067/publication.txt
observed 54ca831424feb4e58bb18522721ba4dc...
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.