OpenTechnical

OT-2026-000043067

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, manifold 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-2026-000043067) never changes.

Identity and time

Publication numberOT-2026-000043067 · never reused
Internal UUID01a0ae7b-3278-784a-b0a0-5de4fa01d013 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043067
StatusPUBLIC

Content hashes

Canonical textfe1eef734c3b32ec0251aba949fd7669d7be0e56f874b0d1afaeb04200a76ae9
Markdown03d24a2856ec6a00660c7205bade5e55f8e2ce6cadbf38efd5091809e6042147
PDF
Publication page3122ee5398f95f915e05ca52eebadd6117260361330636881a9257982b1d975a
Manifest4a4cfb8730a47be1090d155c9585140c28e9f0c04d57706bcd72b33c15f0041e

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
SignatureGaTfuEgcXhWB7Lyxe2lDKMUUc24SHsT2N1BH3qyED4eoED2CDipOAiUGytRTnDp1D2YHinsLRcWpr9l1y8AfAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:13:28.721998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043067
observed 3122ee5398f95f915e05ca52eebadd61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:28.704055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043067/manifest.json
observed 4a4cfb8730a47be1090d155c9585140c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:28.685883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043067/publication.md
observed 03d24a2856ec6a00660c7205bade5e55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:28.668722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043067/publication.txt
observed fe1eef734c3b32ec0251aba949fd7669...
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.