OpenTechnical

OT-2026-000056727

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000056727) never changes.

Identity and time

Publication numberOT-2026-000056727 · never reused
Internal UUID01a0ae87-7af6-7fa0-9bad-8c5f7295eb73 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056727
StatusPUBLIC

Content hashes

Canonical textba159e1e4a8994efe6e186e2ebfb5923f362672af7eda7f8c50570a6747607a0
Markdown4b69b2a7083498c4938660615e68e1fc0fbecb11a7891fd524ed04d6e0d50203
PDF
Publication pageaaece07a0961da7f1938659d2748cae6da5039672eb3268fe3abb134c01f5417
Manifestc01bc904e6a88ab9a0f3cbcdbfbfee734c73fc16d03977f778af6a12603c5a14

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
Signaturee0r1Gj6tIcEcmkjBtSwdyvavukWlr2l3tYmehliIoRg/lzE63gYeZZmymwho1RByJLeGi0pG6vxv5sUljPZGDg==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:09.820260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056727
observed aaece07a0961da7f1938659d2748cae6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:09.800405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056727/manifest.json
observed c01bc904e6a88ab9a0f3cbcdbfbfee73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:09.779194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056727/publication.md
observed 4b69b2a7083498c4938660615e68e1fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:09.760744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056727/publication.txt
observed ba159e1e4a8994efe6e186e2ebfb5923...
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.