OpenTechnical

OT-2026-000061301

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000061301) never changes.

Identity and time

Publication numberOT-2026-000061301 · never reused
Internal UUID01a0ae8b-1384-7e09-8434-7545a1ed55c6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061301
StatusPUBLIC

Content hashes

Canonical text6f39f21f2149fec83e47bd9c5ce601b4854f59b4071404d057d27af811e600a0
Markdownba98de37a3fded8d659faeac95b188fec0b016a88b4f2632dc0266cada65a25b
PDF
Publication page171620084071f3a548597deee603ef3f141427d2a96d0080e5ee378c40601e2b
Manifestd215b5aa1c0d38cc69f1fee01bc14a967b62b72d28d6731f1bc4579f6dd91a9f

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
Signaturey/8cB5DeLc63aPJ+qtsiL8Npk528eSW506SL0EwrlbPORYxpjG/g39OhlsoAzQRR7+i6TecbWyKMvfRDVRbHDQ==
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

2026-09-17T10:42:43.771630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061301
observed 171620084071f3a548597deee603ef3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:43.753564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061301/manifest.json
observed d215b5aa1c0d38cc69f1fee01bc14a96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:43.736155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061301/publication.md
observed ba98de37a3fded8d659faeac95b188fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:43.717717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061301/publication.txt
observed 6f39f21f2149fec83e47bd9c5ce601b4...
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.