OpenTechnical

OT-2026-000030106

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000030106) never changes.

Identity and time

Publication numberOT-2026-000030106 · never reused
Internal UUID01a0ae73-e4ff-7a94-ac0a-1f8e40120fc5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030106
StatusPUBLIC

Content hashes

Canonical text1d0794529e611bb86fb5ac4f9f9314703481a2b82dad8c9664d3fc728b14afcf
Markdown78d590d0d394e88267df6cf05a4ae365abfb91cccd7a73e06c6d1d1e6252a12f
PDF
Publication page863d5b66a5202d911c1caa1120c889bd1654273ab097b573b2fa3a7ebde58707
Manifestddc4cf35d37519bf587735f53a86b1ac83d6ac031b607154ff65bcf3f72e2864

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
SignatureBYN+SiTUTtFDLkCOVSgIR+L0M4Legh2Zv8BCZnXpnGvWwFxZAn5LqaH4I4eXkWyUoFXtbuvNDPgcqJF8/VPSBg==
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

2026-09-17T11:40:20.173042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030106
observed 863d5b66a5202d911c1caa1120c889bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:20.153453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030106/manifest.json
observed ddc4cf35d37519bf587735f53a86b1ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:20.133276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030106/publication.md
observed 78d590d0d394e88267df6cf05a4ae365...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:20.116562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030106/publication.txt
observed 1d0794529e611bb86fb5ac4f9f931470...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:42.180201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030106
observed 863d5b66a5202d911c1caa1120c889bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:42.163433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030106/manifest.json
observed ddc4cf35d37519bf587735f53a86b1ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:42.147251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030106/publication.md
observed 78d590d0d394e88267df6cf05a4ae365...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:42.128978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030106/publication.txt
observed 1d0794529e611bb86fb5ac4f9f931470...
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.