OpenTechnical

OT-2026-000094871

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000094871) never changes.

Identity and time

Publication numberOT-2026-000094871 · never reused
Internal UUID01a0ae9f-2dee-7c30-adff-d468d99d39e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094871
StatusPUBLIC

Content hashes

Canonical textd58cc214e2680331e30be22bad4fb278fc5312cb3e64af952bd9080cb93bee68
Markdown49aff79a71aa565d84504f4839b0d662c937ae892de0052c209f8b4d51fa0db9
PDF
Publication pageee852900ce6ccaab5d35105c681415f6d3f39244cea4d1c8ecdb37c7ee778fc5
Manifest89ba0f02fd10b506c0a041b9ce4bd40df65b5182107edfb7bed6064fdbc8f912

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
Signature8rYIIQ1S5uCr72p6ttCX77em6gVTZ1XEVqnU7gTTwyvdPVttKOUD1MLtHgpmNsHDNHk2ijD/3T4VPra+KLr2Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:22.372184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094871
observed ee852900ce6ccaab5d35105c681415f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:22.355922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094871/manifest.json
observed 89ba0f02fd10b506c0a041b9ce4bd40d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:22.339603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094871/publication.md
observed 49aff79a71aa565d84504f4839b0d662...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:22.324093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094871/publication.txt
observed d58cc214e2680331e30be22bad4fb278...
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.