OpenTechnical

OT-2026-000053816

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000053816) never changes.

Identity and time

Publication numberOT-2026-000053816 · never reused
Internal UUID01a0ae85-735d-7444-b051-58b9589b4cfe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:36.560124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053816
StatusPUBLIC

Content hashes

Canonical text71249a168a7a5a972f97689cf6c77fc63b073c7792e546f65148a43298bcd932
Markdownfedcee5dbe24a0c5a525d0256f5207aa39691e5c1cae5a6c7e0001ee52894cbe
PDF
Publication pagefaaf15647f46939918f196281ec280054e45f9178f43cae5d9dd9f16a62b1af2
Manifest4d053235e5d703513c9172f89d2bd4b363def92e385ebcc49893a7e706498228

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
SignaturemCQEjAH7/fFrx9Hq3nPXuF662y9cwgUkbp+bbqmb0u8lg2b4KabI2CnBgT+A+GvY2acQEnPAVYn0Ye53MuvNBA==
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

2026-09-17T08:40:33.069603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053816
observed faaf15647f46939918f196281ec28005...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:33.050811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053816/manifest.json
observed 4d053235e5d703513c9172f89d2bd4b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:33.031721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053816/publication.md
observed fedcee5dbe24a0c5a525d0256f5207aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:33.003790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053816/publication.txt
observed 71249a168a7a5a972f97689cf6c77fc6...
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.