OpenTechnical

OT-2026-000060176

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, 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-2026-000060176) never changes.

Identity and time

Publication numberOT-2026-000060176 · never reused
Internal UUID01a0ae8a-5a72-70aa-a5c3-cd2a5b5035a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060176
StatusPUBLIC

Content hashes

Canonical text97dcb0b1360ad4cd79b73b84182d1af87f3cae0c0592c2d4c35e7dc4acd80cea
Markdown8595434e7e2606d3973a033433a3e81c7da7012bec8258e4d43d7668ea2f57eb
PDF
Publication pagef6e4f51e4fb92421d72a1e279663c73d1918b684fd92621b96f512591c411504
Manifestbb4483c014ccc655b5dbb11fec3ea2a81187c57a8154e03fcbe3233d3d90d03e

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
SignaturerGeoa+0J+rQTOpoS6PWEGhCqzpwCTD5jlGNbcK1zFl4p3Bu/C5gSj2OxXz1ViMv5qTMMLmCCnNFrhD5i6llFDg==
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

2026-09-17T10:43:50.467942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060176
observed f6e4f51e4fb92421d72a1e279663c73d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:50.449867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060176/manifest.json
observed bb4483c014ccc655b5dbb11fec3ea2a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:50.430686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060176/publication.md
observed 8595434e7e2606d3973a033433a3e81c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:50.412404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060176/publication.txt
observed 97dcb0b1360ad4cd79b73b84182d1af8...
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.