OpenTechnical

OT-2026-000051715

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, pressure sensor per zone, pulsed 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-2026-000051715) never changes.

Identity and time

Publication numberOT-2026-000051715 · never reused
Internal UUID01a0ae83-7c83-7e10-b76e-8c17d2a9059f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051715
StatusPUBLIC

Content hashes

Canonical text59af4f13b0eab9686c54333ea61990dc37711c777dad04c4ea13e5345bbcc1f9
Markdown00adbc47c7b3722e8c638df1c077a24ef48b2b0cf596cd8025a82b5d36202e0e
PDF
Publication pageace81d5139510b282f33e92b31bd1ffc9fb385e09b312d68ed53d0d0df54e1c6
Manifest0d841af46028e332a08666c5f02ac12ba937ce577523a62910a6a4b77d91821d

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
SignaturerUyIzhPRJBUySuzkxfbnfF+FVb4gTX6Vvb4YA1yDdMtd+Zbtdlyc/4Ws/UkJWBbb0K7SWDgyP8BWT9Sp/7MDAA==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:36.016087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051715
observed ace81d5139510b282f33e92b31bd1ffc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:35.997540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051715/manifest.json
observed 0d841af46028e332a08666c5f02ac12b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:35.978283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051715/publication.md
observed 00adbc47c7b3722e8c638df1c077a24e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:35.960210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051715/publication.txt
observed 59af4f13b0eab9686c54333ea61990dc...
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.