OpenTechnical

OT-2026-000061756

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000061756) never changes.

Identity and time

Publication numberOT-2026-000061756 · never reused
Internal UUID01a0ae8b-b8aa-7f4d-b38b-7f9b0d3c2caf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061756
StatusPUBLIC

Content hashes

Canonical text4868e528e989f4307ca231bd2c51192741fbf60a744bca7bdb33e2cbd6d1968c
Markdownd8d5a91af5895bddeef86a1a22c7348628e6cbcaf9b7fc0983402e77b7af92b8
PDF
Publication page4d1c85a7fa7a5944fbaf3bfa61814b2dc8aad46ecb674d35c44e21b1c5dca301
Manifestf538890a852b6741a87786731ae4f1b5c9c875176604322d4dc43c9fd2dde381

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
Signature2N97PNFoY8UEbWJjEjO7TEF4bqS61+jiEh1JnAg816py5VyFEAAnnk3jwvRemU6+EVnE436AccvEOT1YFDJqBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:40:27.503313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061756
observed 4d1c85a7fa7a5944fbaf3bfa61814b2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:27.482836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061756/manifest.json
observed f538890a852b6741a87786731ae4f1b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:27.464209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061756/publication.md
observed d8d5a91af5895bddeef86a1a22c73486...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:27.445050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061756/publication.txt
observed 4868e528e989f4307ca231bd2c511927...
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.