OpenTechnical

OT-2026-000082078

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, vented after 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-2026-000082078) never changes.

Identity and time

Publication numberOT-2026-000082078 · never reused
Internal UUID01a0ae97-4d93-713b-9fd9-f46376ffb354 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082078
StatusPUBLIC

Content hashes

Canonical textf13f40e44cd7d0ad6c79ae208da4271f82c9f09da2f06d2e050ea891b4d032a4
Markdowndae2e2d18ed9996078310363a40899cc6b7bf38a6652f65d5b4447b205a6a70c
PDF
Publication pagebd6e19c3e52c98a09131e00308ac9e009e8f04198fd96afe70baa658b993499c
Manifest81c20a94a30e2d0b47f041cb3ec91ca88d80b96ee80389bad37fc4aae8382b88

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
SignatureKc0MlCtvrmuWuUKlmMpOT3kvzU8cdguXrkJVW5icCNSjqyHFwdgtWki2uHzl2+yTnI7U++/nBmcwNpTEM1P+AA==
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

2026-09-17T09:58:52.877962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082078
observed bd6e19c3e52c98a09131e00308ac9e00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:52.862054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082078/manifest.json
observed 81c20a94a30e2d0b47f041cb3ec91ca8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:52.846551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082078/publication.md
observed dae2e2d18ed9996078310363a40899cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:52.829325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082078/publication.txt
observed f13f40e44cd7d0ad6c79ae208da4271f...
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.