OpenTechnical

OT-2026-000058975

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000058975) never changes.

Identity and time

Publication numberOT-2026-000058975 · never reused
Internal UUID01a0ae89-47a0-77f6-a589-a5aec4ed37de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058975
StatusPUBLIC

Content hashes

Canonical texteecff7a154b660a17528b2725dd6aeea5a2a8193dec8394a73333a4cfb339390
Markdownb50b65481bff7949226a2121fdcfcec87ea338f09491a1a5d39db61a4dc82719
PDF
Publication page1b18b4673ea14959c7501008838dbdae0523b14c405c7b91666df8055ee7a6d0
Manifestf61cae3621c52383d9bd0208dc20ee7d6ef2d529fa3fab230b71aaf57de6b9a3

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
Signatureaw6KnFHzaWDPQ3tSBDXBCs5hXvL0HVjfFUqzuOy6XP6Mksyh8/Z62C8qBRn/5hjkxAugVaPJAXmjl8kWS8nfAg==
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

2026-09-17T10:46:33.486236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058975
observed 1b18b4673ea14959c7501008838dbdae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:33.467954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058975/manifest.json
observed f61cae3621c52383d9bd0208dc20ee7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:33.452138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058975/publication.md
observed b50b65481bff7949226a2121fdcfcec8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:33.435546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058975/publication.txt
observed eecff7a154b660a17528b2725dd6aeea...
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.