OpenTechnical

OT-2026-000022934

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, sustained 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-2026-000022934) never changes.

Identity and time

Publication numberOT-2026-000022934 · never reused
Internal UUID01a0ae70-46eb-7827-bd45-f3ed8f95040b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022934
StatusPUBLIC

Content hashes

Canonical text47143dc4fff7c7bafa0537d08f54aef983b1245a074f281f17df00413bc229ec
Markdown5b941193d3b20ce3aac8687ea9faa9282bdf4558d47fe593a493f2deea6b7af6
PDF
Publication pagefa6c056c4d3ba482fb41f1872729a5af765a4a407acd28c70b03c5d285c7ef97
Manifest77249c0ad5b56158ec00345424985d2e211031be4dd437c45a319cf1df291fa2

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
SignatureiH6wMH7HL4vEGhxvs2bWzn1zDIu0pIkG1no0E8cQVrZ693IR/O8BWn58h8qiU9hw9fViwW6Wl3Iu0/MQ41bMBw==
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

2026-09-17T11:52:30.865475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022934
observed fa6c056c4d3ba482fb41f1872729a5af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:30.848181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022934/manifest.json
observed 77249c0ad5b56158ec00345424985d2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:30.829972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022934/publication.md
observed 5b941193d3b20ce3aac8687ea9faa928...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:30.812554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022934/publication.txt
observed 47143dc4fff7c7bafa0537d08f54aef9...
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.