OpenTechnical

OT-2026-000007096

Publication integrity record

Porous face vacuum gripper, ejector fed, contact triggered, open cell, 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-2026-000007096) never changes.

Identity and time

Publication numberOT-2026-000007096 · never reused
Internal UUID01a0a972-8e58-79f0-a829-c8eb4129b429 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:00:52.187691Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007096
StatusPUBLIC

Content hashes

Canonical textf3de53fdf71e038d5f22d3a8d1454159013da6c5887f0b2e94dccf1be85871db
Markdown349bf5ca2e44cba9be1f262555574b6df7f4f039e5b57a1a897b0dc23161bc80
PDF
Publication page4f39a3bc3c384019fc2ce669012f343141a5750226a11029546850910980d8ac
Manifest40f29459dbafa5e721a37e65547ac91e28892149f9ef2174c71d81510ebe5af9

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
SignatureGmkL9QcfahTTvWNAqjzZfwPKBbP2LQrbgzkDcUwwv96n+KqIiZHf2HwLrPDDgSlg7e7IRFRBtL1U2GXe32fEAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:10:27.502792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007096
observed 4f39a3bc3c384019fc2ce669012f3431...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:27.488578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007096/manifest.json
observed 40f29459dbafa5e721a37e65547ac91e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:27.472901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007096/publication.md
observed 349bf5ca2e44cba9be1f262555574b6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:27.457859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007096/publication.txt
observed f3de53fdf71e038d5f22d3a8d1454159...
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.