OpenTechnical

OT-2026-000011015

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, vented 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-2026-000011015) never changes.

Identity and time

Publication numberOT-2026-000011015 · never reused
Internal UUID01a0ae6c-540e-767b-bfa0-92722ad4ec3b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011015
StatusPUBLIC

Content hashes

Canonical texte0ffb68592350f4c023e35e90d46de68d8de12411e54e8e0fc57afa72b73d354
Markdown8266930a1772d84c19cc6d3dd08c5dea8fcf9e9d55549c8e3d5a6337fb42ff4a
PDF
Publication page2a9e5cef063a33db87e6b44746d8730a02fa0e66bafed7e636f6a49c2edf925f
Manifestf551a8568750139ba86101863aafed23063635edb2294da74b295db044f5a7d5

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
SignaturecQpu/obccHIyYJg9tCCtgknx4Hr22iSag/c3tOwnV0k6QMsvKgoTURJHPIZOHUWZ4Ecb4i4ElngD6v0MKEcICA==
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

2026-09-17T12:13:50.115406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011015
observed 2a9e5cef063a33db87e6b44746d8730a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:50.096423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011015/manifest.json
observed f551a8568750139ba86101863aafed23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:50.078416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011015/publication.md
observed 8266930a1772d84c19cc6d3dd08c5dea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:50.058090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011015/publication.txt
observed e0ffb68592350f4c023e35e90d46de68...
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.