OpenTechnical

OT-2026-000041787

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, three stage ejector, 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-2026-000041787) never changes.

Identity and time

Publication numberOT-2026-000041787 · never reused
Internal UUID01a0ae79-e8a3-7eff-a60a-f5b8b8970b0d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041787
StatusPUBLIC

Content hashes

Canonical textdfbd5ed0bb92184640340fe0805cf6714800e61f110b7bcdc6c94f142223393d
Markdownd671c7b48f54dea5f470b1bb6446a044d605bf934c08194da3f81cff2333ce51
PDF
Publication page19717925b55f3f19f3b92725ad33192d67ab4fc1c8fb6e4a63ed09ae24f22bd3
Manifeste2abb6806d2f8d8775e6139504e64fed6102b08a8e7d894dde5db9d4b7ba4415

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
SignatureXjbuyVuF7IVSTyF9x0Y7AOkOAGtDS2Ibp/4a6FYu6rmbyGf/5uAv5BZSYfs9ja82ubxoc49eQheXtZ4TtCbKBQ==
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

2026-09-17T11:16:38.392565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041787
observed 19717925b55f3f19f3b92725ad33192d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:38.375544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041787/manifest.json
observed e2abb6806d2f8d8775e6139504e64fed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:38.359156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041787/publication.md
observed d671c7b48f54dea5f470b1bb6446a044...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:38.341954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041787/publication.txt
observed dfbd5ed0bb92184640340fe0805cf671...
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.