OpenTechnical

OT-2026-000035954

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three 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-2026-000035954) never changes.

Identity and time

Publication numberOT-2026-000035954 · never reused
Internal UUID01a0ae76-b4ca-7afd-b723-53c485392394 · 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-2026-000035954
StatusPUBLIC

Content hashes

Canonical textdfe2e2827ab4e52c9c621b70a9b745fce003dbccd1a06b798c1e94815c3c3054
Markdown91bf65a0a0369836e05863db7658a6c2511e86839e095237417069ff0e0cdcc1
PDF
Publication page63a85b5bc329b16cbec7d28a874601a23ff9f1eb6bdfa33170fd3c2e00de3201
Manifest6bd686d98dad89cee40735bbcde5d294112e36bdc49309f5d3a80a7a4a35f16c

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
SignaturehEZRFKHDmGoPuGRXETZJFQFYWhImV3+1rO0W5CeeNfAhGJRQQUmUz2MZSeNmQmQIvGrXM4DQq0AhzO1d8/r5Dw==
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

2026-09-17T11:27:48.777926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035954
observed 63a85b5bc329b16cbec7d28a874601a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:48.760287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035954/manifest.json
observed 6bd686d98dad89cee40735bbcde5d294...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:48.744463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035954/publication.md
observed 91bf65a0a0369836e05863db7658a6c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:48.727063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035954/publication.txt
observed dfe2e2827ab4e52c9c621b70a9b745fc...
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.