OpenTechnical

OT-2026-000032615

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, two stage ejector, pulsed blow-off before set-down

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-2026-000032615) never changes.

Identity and time

Publication numberOT-2026-000032615 · never reused
Internal UUID01a0ae75-1070-792e-b986-7b9c51b2a0e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032615
StatusPUBLIC

Content hashes

Canonical text220f048b28f9761373958b89a8235f8a9d13a3beb95b7b6e5ad3119a66a37ae9
Markdown0f6d64bfafce19ab38a9a118eff5b02688f1ec604d0c5df1f35b4a2db82b54d5
PDF
Publication pagea9156be30616ab3a183d0259428778f884310214291aeb3d656f406642a5f797
Manifest38d516487da07b7c246274dd09a8f1334a49becf50edbf26840b58710f1e9e00

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
SignatureMnCt01VdNB6n9W+TH32seNX5qW9y1FLEAizmeyD1LeOMOqR/f7YwrBD1Il4tn8f6AIhaJxqhXKFqiDNV+wpvDw==
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

2026-09-17T11:34:11.989583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032615
observed a9156be30616ab3a183d0259428778f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:11.969221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032615/manifest.json
observed 38d516487da07b7c246274dd09a8f133...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:11.948893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032615/publication.md
observed 0f6d64bfafce19ab38a9a118eff5b026...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:11.931185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032615/publication.txt
observed 220f048b28f9761373958b89a8235f8a...
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.