OpenTechnical

OT-2026-000060856

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, sustained 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-2026-000060856) never changes.

Identity and time

Publication numberOT-2026-000060856 · never reused
Internal UUID01a0ae8a-b7d2-7d96-b5c6-41e3d13bd485 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060856
StatusPUBLIC

Content hashes

Canonical text3a1542b657f7873d82826e768c90a2634b15a0ffe42d0f5614854f3b79961a29
Markdown1a840382a0550655b13195f80339d9d2c3c747c6dda06d59760ec3e058740d45
PDF
Publication pagebbdb141e2e47ec8c5f2bef49a4c65829bab81de7b32fee037aee5428242935e6
Manifestddd9afd710424be23122969d2e53a90e9bedfbb651d54e744120a2819f8258ba

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
Signatureoa+U6EIrZSYAtJP3WG2sg1wZaSANXiaLX+su8HtZGhU8oGIgbUPqcSOo10+LLpT9TEekyrdJD3zcmJcTii9sBw==
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

2026-09-17T10:43:36.881418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060856
observed bbdb141e2e47ec8c5f2bef49a4c65829...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:36.864753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060856/manifest.json
observed ddd9afd710424be23122969d2e53a90e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:36.846608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060856/publication.md
observed 1a840382a0550655b13195f80339d9d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:36.827335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060856/publication.txt
observed 3a1542b657f7873d82826e768c90a263...
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.