OpenTechnical

OT-2026-000026799

Publication integrity record

Two bellows cup vacuum gripper, two zone face, plant vacuum fed, pulsed 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-2026-000026799) never changes.

Identity and time

Publication numberOT-2026-000026799 · never reused
Internal UUID01a0ae72-3451-7ec5-bdce-f9f1900de1a9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026799
StatusPUBLIC

Content hashes

Canonical text37cc19cb5ea9325027b96f93724833e1a97ea8a3a037bc28685907f7dda253c6
Markdown09175ced41a94f24ee3545cdb42e9f462c3dff6b20c18f846bbcbf761ca9efce
PDF
Publication page5fb2b55e3e36463d2edbdf42a92b1d631c833c9a7a003c2cf854af01214f63fb
Manifestc143696b955abb0b1d93c960aa600eac0fe19a0c6d02fd072d0be8537f25934d

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
SignaturezQ0dHyyOgo6Xj+b63o1WWsyaOodIIJSR9y5Pfop7tCMfxrWWFj/IiKIp0UYF4NNuAjaSqMCyv677CY7NsamcBQ==
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

2026-09-17T11:43:22.640783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026799
observed 5fb2b55e3e36463d2edbdf42a92b1d63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:22.622540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026799/manifest.json
observed c143696b955abb0b1d93c960aa600eac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:22.604211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026799/publication.md
observed 09175ced41a94f24ee3545cdb42e9f46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:22.586038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026799/publication.txt
observed 37cc19cb5ea9325027b96f93724833e1...
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.