OpenTechnical

OT-2026-000016318

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single 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-2026-000016318) never changes.

Identity and time

Publication numberOT-2026-000016318 · never reused
Internal UUID01a0ae6e-2d12-7c9f-be3b-602e9a73178e · 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-2026-000016318
StatusPUBLIC

Content hashes

Canonical text9ab41f44227e45cebb3a7fb4bdb9b262123d443b9bdd6555043440faae89dab6
Markdown414a13ac6edcc53470de20610c3c5b474ac28c356588a66fe4adad6ce78a9f1d
PDF
Publication page31b76f3b456a02adccbe3579056faa4af73681b509418f83a6986b5cef266301
Manifest6c0ad90ecd75e1972b250df3178ed37c779216486878d29b8d67dadd04aff22f

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
Signaturez6LAha19kGZIDWFcG/U7R4eqVHbPKS/4YNdYMBRtp8awSwvLvGG3bRdsvW3CWoqQo70ac5pfHxp3mmOs4CZlCw==
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

2026-09-17T12:03:49.133815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016318
observed 31b76f3b456a02adccbe3579056faa4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:49.117585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016318/manifest.json
observed 6c0ad90ecd75e1972b250df3178ed37c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:49.100131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016318/publication.md
observed 414a13ac6edcc53470de20610c3c5b47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:49.082090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016318/publication.txt
observed 9ab41f44227e45cebb3a7fb4bdb9b262...
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.