OpenTechnical

OT-2026-000052064

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000052064) never changes.

Identity and time

Publication numberOT-2026-000052064 · never reused
Internal UUID01a0ae83-e78f-7cae-8ced-95688abf4350 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052064
StatusPUBLIC

Content hashes

Canonical textb71e052decb660f1d870446195fa68f1e9afeaaa95e17c04d92dbd1157ebeb82
Markdown83f5a7a95a2bc43aa32adf3893f8991b0b38bf9da35fad3643220547ab47f00b
PDF
Publication page0bb93240600bb74f85bf15582c8acd7a8719b28b5cba96b0fc32fdd2d7dbee95
Manifest2a459091fed3cc38a3352e86471ef446692bbc721b73a5f657171dfb8b6707d9

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
SignatureDD6/99B2iHBZaoYHDcXVGam1KZXPXaemC9cVuiaoP4VtnOPc+JvXzaDgKBniTrfNtLco4G94Aaur8PWpEV3bBA==
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

2026-09-17T10:57:35.240435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052064
observed 0bb93240600bb74f85bf15582c8acd7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:35.222738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052064/manifest.json
observed 2a459091fed3cc38a3352e86471ef446...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:35.201162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052064/publication.md
observed 83f5a7a95a2bc43aa32adf3893f8991b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:35.184402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052064/publication.txt
observed b71e052decb660f1d870446195fa68f1...
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.