OpenTechnical

OT-2026-000046318

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold 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-2026-000046318) never changes.

Identity and time

Publication numberOT-2026-000046318 · never reused
Internal UUID01a0ae7e-57cb-7513-9569-cbd615746811 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046318
StatusPUBLIC

Content hashes

Canonical textbe0fcc18fb6a4e621d13642074f7724666698fa02673239df8a604c5b03f4e1a
Markdown27b0c3f30fea426f78aadb8187a927ffd2333dfef279396e529d0e43e9b384f6
PDF
Publication page4c7da52be3042dc5d6b05abb00bbe3574e4a3969ae1aa0a07002813848ba8580
Manifest3a92dc994a763c0836ffc4af67c6b3136aef4d11fc0d5b100d3618c63b0a14f2

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
SignatureqtAt9rrvScgJyHAk5BSdirYrxMNHEV9IFpc3wOpiN50q1KvwbraxNYZqtgudXHEg4YRjCRgdFpfg7ODBDsi0BA==
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

2026-09-17T11:08:17.735634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046318
observed 4c7da52be3042dc5d6b05abb00bbe357...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:17.717165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046318/manifest.json
observed 3a92dc994a763c0836ffc4af67c6b313...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:17.697375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046318/publication.md
observed 27b0c3f30fea426f78aadb8187a927ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:17.676560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046318/publication.txt
observed be0fcc18fb6a4e621d13642074f77246...
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.