OpenTechnical

OT-2026-000095349

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, pump fed, 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-2026-000095349) never changes.

Identity and time

Publication numberOT-2026-000095349 · never reused
Internal UUID01a0ae9f-8f71-7ce6-a5a5-4067f0d1c034 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095349
StatusPUBLIC

Content hashes

Canonical text3623adff82d9e885edec4b8bf96beb6e1f373ba856b8cb8f34c7d71bb7cebf4e
Markdownb4f8fcdee419c39a16903cfd4c3637b158023e74e4342f0f7bfbe52de98930ac
PDF
Publication page08f3fe77adbdab60104e2dbf67929cb96af48ef4ba748e5b8636502bc81448bf
Manifestd47b137bd76318b4a40979652b415e702010f2b94101bd95e27d56a4457d744c

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
SignatureRyLeP/y+pk5Q2ya6/81P+4FLqWCZCo7DW09mxBQptxtaA1/lL3JslbDMaCtCAzNDcvTzIAaASPZ81vl2KMkdAA==
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

2026-09-17T09:36:42.606931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095349
observed 08f3fe77adbdab60104e2dbf67929cb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:42.588536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095349/manifest.json
observed d47b137bd76318b4a40979652b415e70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:42.569341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095349/publication.md
observed b4f8fcdee419c39a16903cfd4c3637b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:42.552367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095349/publication.txt
observed 3623adff82d9e885edec4b8bf96beb6e...
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.