OpenTechnical

OT-2026-000035906

Publication integrity record

Four pad foam vacuum gripper, four 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-2026-000035906) never changes.

Identity and time

Publication numberOT-2026-000035906 · never reused
Internal UUID01a0ae76-b4c9-7d21-801d-a7f2cbacca60 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035906
StatusPUBLIC

Content hashes

Canonical textd4ac713a4e74372e389cc6c1a29050dce125afb3533847a9c6c30c045482ab2b
Markdown29ad76fb0ddd62b3b6fc52cce4a35b65d88b04520bf08c4508554e658c70d0aa
PDF
Publication page1281933e456f0b30f65fe728fd08ca4c921ec95b53f01e5077b2511e904a13f8
Manifestaa162cf83253aa0e3eb00b82f72d5f71598673bc9d753ef54e7b8c579209d98f

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
SignatureqPSGTdRPlENeWchtpSsKdwwbfsomImsfHMfKbnGkjfAE5iptAx/iDgGr7+o5xoUaphH62cJtnEnpw0CxC30YCw==
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

2026-09-17T11:27:44.695467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035906
observed 1281933e456f0b30f65fe728fd08ca4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:44.676717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035906/manifest.json
observed aa162cf83253aa0e3eb00b82f72d5f71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:44.656423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035906/publication.md
observed 29ad76fb0ddd62b3b6fc52cce4a35b65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:44.632916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035906/publication.txt
observed d4ac713a4e74372e389cc6c1a29050dc...
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.