OpenTechnical

OT-2026-000060628

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off 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-2026-000060628) never changes.

Identity and time

Publication numberOT-2026-000060628 · never reused
Internal UUID01a0ae8a-b7cd-7589-b99f-d9563d239850 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060628
StatusPUBLIC

Content hashes

Canonical text469696de7ece1eab09ed9d74ce0362ae26afad3ce2913c313b1fe439bfe68909
Markdownefb53782e09c1dd76d347c5d2cb9c3c03b6e6152ce7e35b0a064933725ff7ec2
PDF
Publication page5f41267bdf9a20e479f0416695a31e51d0f5cf34955b02df1d808496134a75b7
Manifestb4782d8a1f74e8cd909dba82852d1029c02013204ed974016713e0743aeb4c41

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
Signature1QEjIjGIXcos+INA/xoTN9iOZghmr0grGrV7lCMrYGiX+/q3XhJ3nHa2PMcsoRIlWEHV6VGaYkqfa7fGlLChDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:15.375258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060628
observed 5f41267bdf9a20e479f0416695a31e51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:15.357530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060628/manifest.json
observed b4782d8a1f74e8cd909dba82852d1029...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:15.339847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060628/publication.md
observed efb53782e09c1dd76d347c5d2cb9c3c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:15.322340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060628/publication.txt
observed 469696de7ece1eab09ed9d74ce0362ae...
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.