OpenTechnical

OT-2026-000077604

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, vented after 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-2026-000077604) never changes.

Identity and time

Publication numberOT-2026-000077604 · never reused
Internal UUID01a0ae95-2ece-79a7-9d72-200aec26bba0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077604
StatusPUBLIC

Content hashes

Canonical text6271e39158f3c0d344cbbd18565f4719bc2eb2b8ebad565631dfb273e9dd4d91
Markdownddca1c913ce104fc3d9f6252593e526fed4dcbfde6fe590b0dcd29e29270bcd6
PDF
Publication page3790eb84cff38c56287391144f2c0172cfc2a95b4478a5b272064de6e7de19b2
Manifestac72ec40def12012407af0ebcad2974bad7f1142f67e64e1f73a574c846e469f

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
SignatureFsPvLj1IOo5skrPl3vdEuH8VnVeJFgnM/YWxuusmnB95cKN6dfF9YE08YsG1G7fRa+5Zl4bvFIkkPIP4zMAWAw==
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

2026-09-17T10:07:09.827567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077604
observed 3790eb84cff38c56287391144f2c0172...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:09.807022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077604/manifest.json
observed ac72ec40def12012407af0ebcad2974b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:09.786248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077604/publication.md
observed ddca1c913ce104fc3d9f6252593e526f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:09.763880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077604/publication.txt
observed 6271e39158f3c0d344cbbd18565f4719...
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.