OpenTechnical

OT-2026-000017837

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, supply line 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-2026-000017837) never changes.

Identity and time

Publication numberOT-2026-000017837 · never reused
Internal UUID01a0ae6e-96fb-73f8-b246-b0d0a7147810 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017837
StatusPUBLIC

Content hashes

Canonical text3fa67c9738eba134b2c0a55224f1d80dfa6c9fbcb32e3dd555704c04e526e16c
Markdown7b340f0d78f669a22acc88edf81b3af5fd617ecc9b2de274b72ea566ae737a61
PDF
Publication pagee804faf0298da27bc88cffbaa67c6556bca946f1df523d1611879f3acb2f33bf
Manifest95edc58486d1dbbcf919b2e39fa692627a58966803ece31dcfcb5b0b19ac87f2

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
SignatureZGgV5LEyioz8Gl32xEuDIvL54AQBwDLyaue7wObIRTwTzCN9pSCOXdik72E9sy2T36xgJeawz42NPxJUqQmECA==
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

2026-09-17T12:01:48.863896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017837
observed e804faf0298da27bc88cffbaa67c6556...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:48.844587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017837/manifest.json
observed 95edc58486d1dbbcf919b2e39fa69262...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:48.825910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017837/publication.md
observed 7b340f0d78f669a22acc88edf81b3af5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:48.805844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017837/publication.txt
observed 3fa67c9738eba134b2c0a55224f1d80d...
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.