OpenTechnical

OT-2026-000047280

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000047280) never changes.

Identity and time

Publication numberOT-2026-000047280 · never reused
Internal UUID01a0ae7f-3e56-7fe7-bfee-177ccebb3319 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047280
StatusPUBLIC

Content hashes

Canonical texta5825fccc1061710c0dc676ed818a215efed45caa59a3dcfdee414e4f437bf0d
Markdownf1b8d967855fa70194a738d78e62b332c77168f6d4b861709e8ff0adc0881c5d
PDF
Publication pagea3b2f7d687ac9755149056c96ef74ff763f11b35a92f3c21b2eafbf5546c2fca
Manifestdfb80c564d04961cf68f46620760003444557819004414cb3ceafc4292fbf18b

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
SignatureVFuBFViqLreLBPYHG/8ghCpmP697iSvPVMgG4tZ61kYsmXp9sTEMRCdXYkdGmCi1Ff9trTd5qbAiS7QykA6nBw==
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

2026-09-17T11:06:14.940520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047280
observed a3b2f7d687ac9755149056c96ef74ff7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:14.921671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047280/manifest.json
observed dfb80c564d04961cf68f466207600034...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:14.902646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047280/publication.md
observed f1b8d967855fa70194a738d78e62b332...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:14.885219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047280/publication.txt
observed a5825fccc1061710c0dc676ed818a215...
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.