OpenTechnical

OT-2026-000100884

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000100884) never changes.

Identity and time

Publication numberOT-2026-000100884 · never reused
Internal UUID01a0aea3-c376-7826-b78b-8c0a5c7fedc6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100884
StatusPUBLIC

Content hashes

Canonical text847fb71b0711cd9c8c234294da0194d92aa509be1de744ae65e454684bf7695c
Markdown8a76c757e26d17d5d9f1a40408272b3c906fef49e509689328131320e8af8463
PDF
Publication pagea66a1f067c53113a6811554c3f729662746e3ca602b2215838a266bcf7f2b57d
Manifestaa520b8867bb126bda1e82d298616f717c4634ff978da726f505a48c80f21fce

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
SignatureVhVLlzHZMxWrd8mENC2pMFJc2t9lp7CyHcjxDGzhKeVAuzqpHJip6+X00zxTA9mFnJ1BlzHN6z9Fa8jQ/2L4CA==
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

2026-09-17T09:26:22.466092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100884
observed a66a1f067c53113a6811554c3f729662...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:22.449536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100884/manifest.json
observed aa520b8867bb126bda1e82d298616f71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:22.432576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100884/publication.md
observed 8a76c757e26d17d5d9f1a40408272b3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:22.415945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100884/publication.txt
observed 847fb71b0711cd9c8c234294da0194d9...
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.