OpenTechnical

OT-2026-000055076

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000055076) never changes.

Identity and time

Publication numberOT-2026-000055076 · never reused
Internal UUID01a0ae86-5e81-7900-a48d-73f50ddf316e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055076
StatusPUBLIC

Content hashes

Canonical textf7fbb5b1a42603e0bc773f1498324e24753dc10de70efd74c5cb372ba32f6081
Markdown7609cd2cfb3b705677165a447ff78633a2481961291f09de70484d09ae8d3aa9
PDF
Publication page7aa5111f3dbb99b1de59ab0d462eeb4d3e0b7a9afaf74e3afcd2196144087b6d
Manifest4a3e8f47be982e9e4abe3de0167f00eed49945af739681ed735e73d421f8c88f

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
SignaturebeHs00iupfTQzJDatG8sXz+0J47W/+uGyDjBSTVVqGYpObg6vwktN8Y8mfEhZWpy58UTKZhYmerv4/k9v5ueDA==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:13.755570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055076
observed 7aa5111f3dbb99b1de59ab0d462eeb4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:13.736853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055076/manifest.json
observed 4a3e8f47be982e9e4abe3de0167f00ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:13.717737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055076/publication.md
observed 7609cd2cfb3b705677165a447ff78633...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:13.698598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055076/publication.txt
observed f7fbb5b1a42603e0bc773f1498324e24...
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.