OpenTechnical

OT-2026-000086401

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, 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-2026-000086401) never changes.

Identity and time

Publication numberOT-2026-000086401 · never reused
Internal UUID01a0ae9a-2c97-7c06-80bf-0fd039133d5d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086401
StatusPUBLIC

Content hashes

Canonical textebd6ef8cdca9b83e1ac0316d12b13f11e1e1bd16bcbe7458a38b23153eeee7d0
Markdown45e2143ec101792eab3e28082ddbe56d5994066f54d46d4444b9504d146afa7b
PDF
Publication page54f68623519ff1bf7afcd509be7c5e47c330c34af9141ce8a2b9376f2950a28f
Manifest25544d2ee81b8d4d08cd5a80ddd9652625523dae52a482af40b82ad9c419aa3f

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
SignatureLTdjqr7PeDxlpsA90qv/gcfxp7YdGbh7H4qZ+B/uvn579P600bySyZi70g8RqYgLuf35zJDvzuGPtDyS/d99DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:52:11.310015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086401
observed 54f68623519ff1bf7afcd509be7c5e47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:11.290253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086401/manifest.json
observed 25544d2ee81b8d4d08cd5a80ddd96526...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:11.272129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086401/publication.md
observed 45e2143ec101792eab3e28082ddbe56d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:11.252413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086401/publication.txt
observed ebd6ef8cdca9b83e1ac0316d12b13f11...
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.