OpenTechnical

OT-2026-000026800

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, 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-2026-000026800) never changes.

Identity and time

Publication numberOT-2026-000026800 · never reused
Internal UUID01a0ae72-3451-78b9-acb7-2b75d7a5fa78 · 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-2026-000026800
StatusPUBLIC

Content hashes

Canonical textd9f0d7ab0afcaebfd76ce7147db63dbe7c985dc83f5f4d2780948aa520d4b27b
Markdown378c3d7f8664b065d67663cbfe348eb1602ad363b27c00023bcbc790bde4ad53
PDF
Publication pagefc086d54ebe077ed8186d32acf078681e11298c7b26237017e3a1f6cf3b67b22
Manifest20785a20a19639820eb2dc20790d1999189acd0bd16bc0a6d9459082e3261719

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
SignatureJGOgr0wl2XuNR5yeKcCcPoAh54c8QU7pNx2sdEGLoEOuwPKh5kiWrRZZvG9UToocoPRr7GWXBjIYrM2uTcS4CQ==
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

2026-09-17T11:43:22.716662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026800
observed fc086d54ebe077ed8186d32acf078681...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:22.699409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026800/manifest.json
observed 20785a20a19639820eb2dc20790d1999...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:22.681377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026800/publication.md
observed 378c3d7f8664b065d67663cbfe348eb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:22.664237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026800/publication.txt
observed d9f0d7ab0afcaebfd76ce7147db63dbe...
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.