OpenTechnical

OT-2026-000049266

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000049266) never changes.

Identity and time

Publication numberOT-2026-000049266 · never reused
Internal UUID01a0ae81-134f-79b4-ba6e-e6ca2f511293 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049266
StatusPUBLIC

Content hashes

Canonical text0eb3ad6d3c1f619e0c462887df7f736c8a7e51ee0cab34f0baf26f3ff70aefe0
Markdownd42c4af16ad893e3f50e80b5cdcd7f9919cb182f195b10a1fb4a4373d85d85f7
PDF
Publication page3f12550b74bb46ff1bdfe2fde28fa4311bf7b9908b94f961a3b44c1e4631f079
Manifest455eb41c9030ed81d3c0aea7f1b9266970ef35083be1ed23a2f56528ffc1ecb4

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
Signaturej60jWKmaJpgLwAqlC9N0iYdnvTUTtP2/jgchwjhOwN7LUVzImURz21zsxCnppYbNkdUq6E3nC7EsoHTfWfVKCw==
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

2026-09-17T11:04:07.084673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049266
observed 3f12550b74bb46ff1bdfe2fde28fa431...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:07.066111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049266/manifest.json
observed 455eb41c9030ed81d3c0aea7f1b92669...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:07.048288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049266/publication.md
observed d42c4af16ad893e3f50e80b5cdcd7f99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:07.031011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049266/publication.txt
observed 0eb3ad6d3c1f619e0c462887df7f736c...
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.