OpenTechnical

OT-2026-000039049

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, supply line 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-2026-000039049) never changes.

Identity and time

Publication numberOT-2026-000039049 · never reused
Internal UUID01a0ae78-9672-767f-a39c-6d731030669d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039049
StatusPUBLIC

Content hashes

Canonical text97462054958adec7abc139db67e15369d7dc84cc43686f54832fbbfc4f8b734f
Markdown9b247e40686b6a958df47c3490cad365b7c834a95a8507976ee3c46618293001
PDF
Publication pagea9e66d357c32f292cc973acdb555c97722f210ff12bbac96bf15de1b952a53a1
Manifest1dbef03d49fd335031e4039a5933e7626612a1b659bd4b233951fa3bfce7d22c

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
Signature+5gQU8tkwjw4l3fNy1fouLokDx9w70AHH8LsnozVMbI9LSPn98+ublfw4GLaoCOUtIu4gzD7mH0iynznQTNTBg==
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

2026-09-17T11:20:24.285010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039049
observed a9e66d357c32f292cc973acdb555c977...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:24.262921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039049/manifest.json
observed 1dbef03d49fd335031e4039a5933e762...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:24.241402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039049/publication.md
observed 9b247e40686b6a958df47c3490cad365...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:24.220584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039049/publication.txt
observed 97462054958adec7abc139db67e15369...
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.