OpenTechnical

OT-2026-000016506

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off before 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-2026-000016506) never changes.

Identity and time

Publication numberOT-2026-000016506 · never reused
Internal UUID01a0ae6e-2d13-76ae-bbb9-c49942d63425 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016506
StatusPUBLIC

Content hashes

Canonical text9bebee9dc0e0110ee8d6e327e1771e2a407ce6ac6aa023812e4a3350007b19cb
Markdowndab8f0f7d5d02e2f7f09e9cd2465314d2b53541ee51305f391a9b3c592aae9c7
PDF
Publication page2f39c72b810634f97e4bf08fd200a2a0c5e1af0498a58e639c8760f12f137007
Manifeste8a1c2d42a2d2dc53ae692979d145e1e00d98688028f6b2b4e49a3ab2a9f08d7

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
Signature15nPMbxay1/OGM1gebZL79bd3iTvh1o7U5zFRnovBWwl5Jbxtsc4MscZbe27mWIoH5deyhbAGqePdYAJGwSiCA==
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

2026-09-17T12:04:43.093161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016506
observed 2f39c72b810634f97e4bf08fd200a2a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:43.075153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016506/manifest.json
observed e8a1c2d42a2d2dc53ae692979d145e1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:43.057430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016506/publication.md
observed dab8f0f7d5d02e2f7f09e9cd2465314d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:43.039411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016506/publication.txt
observed 9bebee9dc0e0110ee8d6e327e1771e2a...
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.