OpenTechnical

OT-2026-000102268

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, three stage ejector, pulsed blow-off after 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-2026-000102268) never changes.

Identity and time

Publication numberOT-2026-000102268 · never reused
Internal UUID01a0aea4-50f3-72fa-9c79-9fa6e1803ace · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102268
StatusPUBLIC

Content hashes

Canonical text9ea9088a0e926288d1a8a647fb08d9446a8854d4d911d0aebd44c621cedb3d93
Markdown0ae13de436fc96c5f37b93ee836ae668d5c811cf5e8a3f82be4d8c4952163737
PDF
Publication pagefdb06e3f0aac1172a00bbfa3f64d7fc757e4fffd3b37fdf7d3003d221b1e8010
Manifest84fb86eb7e9e08ae412ff2fffe7e6df92482cc241d3850ea98add61aa42bf9c8

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
SignatureMXAWv2q4KFxM1zkPsB0/HSgTXyoOfzPGDaCQrPgC7z+GROGfBImNVWU0ddDQPpvgLBIAEOBjrSdziidIzW0tCQ==
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

2026-09-17T09:25:27.312307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102268
observed fdb06e3f0aac1172a00bbfa3f64d7fc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:27.293551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102268/manifest.json
observed 84fb86eb7e9e08ae412ff2fffe7e6df9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:27.274560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102268/publication.md
observed 0ae13de436fc96c5f37b93ee836ae668...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:27.256554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102268/publication.txt
observed 9ea9088a0e926288d1a8a647fb08d944...
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.